begin event data

25 files changed, 1303 insertions, 87 deletions

diff --git a/asm/clock.s b/asm/clock.s
index fff679dfc..c0a94d090 100644
--- a/asm/clock.s
+++ b/asm/clock.s
@@ -70,7 +70,7 @@ sub_809E7E8: @ 809E7E8
 	subs r4, r0
 	lsls r4, 16
 	lsrs r4, 16
-	bl sub_809D3A0
+	bl ClearUpperFlags
 	adds r0, r4, 0
 	bl sub_8122580
 	adds r0, r4, 0
diff --git a/asm/easy_chat.s b/asm/easy_chat.s
index 1911741fb..b15c0eac9 100644
--- a/asm/easy_chat.s
+++ b/asm/easy_chat.s
@@ -10134,7 +10134,7 @@ _0811F0EC:
 	thumb_func_start sub_811F0F8
 sub_811F0F8: @ 811F0F8
 	push {lr}
-	bl sub_809D42C
+	bl IsNationalPokedexEnabled
 	lsls r0, 24
 	lsrs r0, 24
 	pop {r1}
@@ -10447,7 +10447,7 @@ _0811F358:
 	movs r1, 0x14
 	strh r1, [r0]
 _0811F37A:
-	bl sub_809D42C
+	bl IsNationalPokedexEnabled
 	cmp r0, 0
 	beq _0811F398
 	ldr r0, =gUnknown_0203A120
diff --git a/asm/event_data.s b/asm/event_data.s
index 0ae8b4eb7..586735836 100644
--- a/asm/event_data.s
+++ b/asm/event_data.s
@@ -5,36 +5,9 @@
 
 	.text
 
-	thumb_func_start sub_809D300
-sub_809D300: @ 809D300
-	push {r4,lr}
-	ldr r4, =gSaveBlock1Ptr
-	ldr r0, [r4]
-	ldr r1, =0x00001270
-	adds r0, r1
-	movs r2, 0x96
-	lsls r2, 1
-	movs r1, 0
-	bl memset
-	ldr r0, [r4]
-	ldr r1, =0x0000139c
-	adds r0, r1
-	movs r2, 0x80
-	lsls r2, 2
-	movs r1, 0
-	bl memset
-	ldr r0, =gUnknown_020375FC
-	movs r1, 0
-	movs r2, 0x10
-	bl memset
-	pop {r4}
-	pop {r0}
-	bx r0
-	.pool
-	thumb_func_end sub_809D300
 
-	thumb_func_start sub_809D344
-sub_809D344: @ 809D344
+	thumb_func_start ClearTempFieldEventData
+ClearTempFieldEventData: @ 809D344
 	push {lr}
 	ldr r0, =gSaveBlock1Ptr
 	ldr r0, [r0]
@@ -61,10 +34,10 @@ sub_809D344: @ 809D344
 	pop {r0}
 	bx r0
 	.pool
-	thumb_func_end sub_809D344
+	thumb_func_end ClearTempFieldEventData
 
-	thumb_func_start sub_809D3A0
-sub_809D3A0: @ 809D3A0
+	thumb_func_start ClearUpperFlags
+ClearUpperFlags: @ 809D3A0
 	push {lr}
 	ldr r0, =gSaveBlock1Ptr
 	ldr r0, [r0]
@@ -76,10 +49,10 @@ sub_809D3A0: @ 809D3A0
 	pop {r0}
 	bx r0
 	.pool
-	thumb_func_end sub_809D3A0
+	thumb_func_end ClearUpperFlags
 
-	thumb_func_start sub_809D3C0
-sub_809D3C0: @ 809D3C0
+	thumb_func_start DisableNationalPokedex
+DisableNationalPokedex: @ 809D3C0
 	push {lr}
 	ldr r0, =0x00004046
 	bl GetVarPointer
@@ -93,10 +66,10 @@ sub_809D3C0: @ 809D3C0
 	pop {r0}
 	bx r0
 	.pool
-	thumb_func_end sub_809D3C0
+	thumb_func_end DisableNationalPokedex
 
-	thumb_func_start sub_809D3E8
-sub_809D3E8: @ 809D3E8
+	thumb_func_start EnableNationalPokedex
+EnableNationalPokedex: @ 809D3E8
 	push {r4,r5,lr}
 	ldr r0, =0x00004046
 	bl GetVarPointer
@@ -120,10 +93,10 @@ sub_809D3E8: @ 809D3E8
 	pop {r0}
 	bx r0
 	.pool
-	thumb_func_end sub_809D3E8
+	thumb_func_end EnableNationalPokedex
 
-	thumb_func_start sub_809D42C
-sub_809D42C: @ 809D42C
+	thumb_func_start IsNationalPokedexEnabled
+IsNationalPokedexEnabled: @ 809D42C
 	push {lr}
 	ldr r0, =gSaveBlock2Ptr
 	ldr r0, [r0]
@@ -149,30 +122,30 @@ _0809D468:
 _0809D46A:
 	pop {r1}
 	bx r1
-	thumb_func_end sub_809D42C
+	thumb_func_end IsNationalPokedexEnabled
 
-	thumb_func_start sub_809D470
-sub_809D470: @ 809D470
+	thumb_func_start DisableMysteryGift
+DisableMysteryGift: @ 809D470
 	push {lr}
 	ldr r0, =0x000008ac
 	bl FlagReset
 	pop {r0}
 	bx r0
 	.pool
-	thumb_func_end sub_809D470
+	thumb_func_end DisableMysteryGift
 
-	thumb_func_start sub_809D480
-sub_809D480: @ 809D480
+	thumb_func_start EnableMysteryGift
+EnableMysteryGift: @ 809D480
 	push {lr}
 	ldr r0, =0x000008ac
 	bl FlagSet
 	pop {r0}
 	bx r0
 	.pool
-	thumb_func_end sub_809D480
+	thumb_func_end EnableMysteryGift
 
-	thumb_func_start sub_809D490
-sub_809D490: @ 809D490
+	thumb_func_start IsMysteryGiftEnabled
+IsMysteryGiftEnabled: @ 809D490
 	push {lr}
 	ldr r0, =0x000008ac
 	bl FlagGet
@@ -181,7 +154,7 @@ sub_809D490: @ 809D490
 	pop {r1}
 	bx r1
 	.pool
-	thumb_func_end sub_809D490
+	thumb_func_end IsMysteryGiftEnabled
 
 	thumb_func_start sub_809D4A4
 sub_809D4A4: @ 809D4A4
diff --git a/asm/link.s b/asm/link.s
index d8825240f..60cd7e2d1 100644
--- a/asm/link.s
+++ b/asm/link.s
@@ -307,7 +307,7 @@ sub_8009638: @ 8009638
 	movs r0, 0x80
 	lsls r0, 8
 	strh r0, [r5, 0x2]
-	bl sub_809D42C
+	bl IsNationalPokedexEnabled
 	strb r0, [r5, 0x10]
 	ldr r0, =0x0000087f
 	bl FlagGet
@@ -9240,7 +9240,7 @@ _0800DDC8:
 	ands r4, r1
 	orrs r4, r0
 	strb r4, [r7]
-	bl sub_809D42C
+	bl IsNationalPokedexEnabled
 	ands r0, r6
 	ldrb r1, [r7, 0x1]
 	ands r5, r1
@@ -39455,7 +39455,7 @@ sub_801DC20: @ 801DC20
 	ldr r6, =gUnknown_020375F0
 	bl sub_801B044
 	adds r4, r0, 0
-	bl sub_809D490
+	bl IsMysteryGiftEnabled
 	cmp r0, 0
 	beq _0801DC3A
 	bl sub_801B0CC
diff --git a/asm/main_menu.s b/asm/main_menu.s
index 71030bc9d..85a3a41d4 100644
--- a/asm/main_menu.s
+++ b/asm/main_menu.s
@@ -4650,7 +4650,7 @@ fmt_pokedex: @ 8031F7C
 	lsrs r0, 24
 	cmp r0, 0x1
 	bne _08031FFE
-	bl sub_809D42C
+	bl IsNationalPokedexEnabled
 	cmp r0, 0
 	beq _08031FA4
 	movs r0, 0x1
diff --git a/asm/mystery_event_script.s b/asm/mystery_event_script.s
index 2430cd87c..59764706a 100644
--- a/asm/mystery_event_script.s
+++ b/asm/mystery_event_script.s
@@ -582,7 +582,7 @@ sub_8153BE4: @ 8153BE4
 sub_8153C4C: @ 8153C4C
 	push {r4,lr}
 	adds r4, r0, 0
-	bl sub_809D3E8
+	bl EnableNationalPokedex
 	ldr r0, =gStringVar4
 	ldr r1, =gUnknown_08674B9E
 	bl StringExpandPlaceholders
diff --git a/asm/new_game.s b/asm/new_game.s
index 00eb8cf7f..732ea5837 100644
--- a/asm/new_game.s
+++ b/asm/new_game.s
@@ -280,7 +280,7 @@ _080844B2:
 	bl set_player_trainer_id
 	bl PlayTimeCounter_Reset
 	bl sub_8084390
-	bl sub_809D300
+	bl InitEventData
 	bl sub_80EBEE0
 	bl GabbyAndTyNewGameInitData
 	bl sub_80E8B28
diff --git a/asm/pokedex.s b/asm/pokedex.s
index 134966f54..ec9178ada 100644
--- a/asm/pokedex.s
+++ b/asm/pokedex.s
@@ -30,7 +30,7 @@ sub_80BB2D0: @ 80BB2D0
 	str r1, [r0, 0x1C]
 	str r1, [r0, 0x20]
 	str r1, [r0, 0x24]
-	bl sub_809D3C0
+	bl DisableNationalPokedex
 	movs r1, 0
 	movs r2, 0
 	ldr r3, =gSaveBlock1Ptr
@@ -409,7 +409,7 @@ _080BB628:
 	ldr r3, =0x00000612
 	adds r1, r3
 	strh r0, [r1]
-	bl sub_809D42C
+	bl IsNationalPokedexEnabled
 	adds r1, r0, 0
 	cmp r1, 0
 	bne _080BB65E
@@ -439,7 +439,7 @@ _080BB65E:
 	adds r0, r3
 	movs r1, 0
 	strb r1, [r0]
-	bl sub_809D42C
+	bl IsNationalPokedexEnabled
 	cmp r0, 0
 	bne _080BB6D0
 	movs r0, 0
@@ -1181,7 +1181,7 @@ _080BBD7C:
 	adds r3, 0x4
 	adds r1, r3
 	strh r0, [r1]
-	bl sub_809D42C
+	bl IsNationalPokedexEnabled
 	adds r1, r0, 0
 	cmp r1, 0
 	bne _080BBDB6
@@ -1227,7 +1227,7 @@ sub_80BBDE8: @ 80BBDE8
 	adds r1, r2
 	ldrh r1, [r1]
 	strb r1, [r0, 0x19]
-	bl sub_809D42C
+	bl IsNationalPokedexEnabled
 	adds r1, r0, 0
 	cmp r1, 0
 	bne _080BBE18
@@ -1875,7 +1875,7 @@ sub_80BC3DC: @ 80BC3DC
 	adds r3, 0x4
 	adds r1, r3
 	strh r0, [r1]
-	bl sub_809D42C
+	bl IsNationalPokedexEnabled
 	adds r1, r0, 0
 	cmp r1, 0
 	bne _080BC42A
@@ -1940,7 +1940,7 @@ sub_80BC47C: @ 80BC47C
 	adds r3, 0x4
 	adds r1, r3
 	strh r0, [r1]
-	bl sub_809D42C
+	bl IsNationalPokedexEnabled
 	adds r1, r0, 0
 	cmp r1, 0
 	bne _080BC4CA
@@ -2295,7 +2295,7 @@ sub_80BC844: @ 80BC844
 	b _080BC862
 	.pool
 _080BC858:
-	bl sub_809D42C
+	bl IsNationalPokedexEnabled
 	cmp r0, 0
 	bne _080BC870
 	ldr r0, =gUnknown_08DC16F6
@@ -2383,7 +2383,7 @@ _080BC8FC:
 	b _080BC92C
 	.pool
 _080BC910:
-	bl sub_809D42C
+	bl IsNationalPokedexEnabled
 	cmp r0, 0
 	beq _080BC924
 	mov r0, sp
@@ -4743,7 +4743,7 @@ sub_80BDB7C: @ 80BDB7C
 	beq _080BDCCC
 	b _080BE414
 _080BDCCC:
-	bl sub_809D42C
+	bl IsNationalPokedexEnabled
 	cmp r0, 0
 	beq _080BDCD6
 	b _080BDF4C
@@ -8589,7 +8589,7 @@ _080BFF78:
 	adds r0, r2
 	b _080C0038
 _080BFF82:
-	bl sub_809D42C
+	bl IsNationalPokedexEnabled
 	adds r1, r0, 0
 	adds r0, r4, 0
 	movs r2, 0x1
@@ -11142,7 +11142,7 @@ _080C1332:
 	movs r0, 0x3
 	movs r3, 0
 	bl copy_decompressed_tile_data_to_vram_autofree
-	bl sub_809D42C
+	bl IsNationalPokedexEnabled
 	cmp r0, 0
 	bne _080C13E4
 	ldr r1, =gUnknown_08DC3A0C
@@ -11520,7 +11520,7 @@ sub_80C170C: @ 80C170C
 	ldrsh r0, [r0, r1]
 	cmp r0, 0
 	beq _080C1740
-	bl sub_809D42C
+	bl IsNationalPokedexEnabled
 	ldr r6, =gUnknown_0856EDB8
 	cmp r0, 0
 	bne _080C174C
@@ -11528,7 +11528,7 @@ sub_80C170C: @ 80C170C
 	b _080C174C
 	.pool
 _080C1740:
-	bl sub_809D42C
+	bl IsNationalPokedexEnabled
 	ldr r6, =gUnknown_0856ED9C
 	cmp r0, 0
 	bne _080C174C
@@ -11594,7 +11594,7 @@ _080C178C:
 	ldr r4, =gSaveBlock2Ptr
 	ldr r1, [r4]
 	strb r0, [r1, 0x19]
-	bl sub_809D42C
+	bl IsNationalPokedexEnabled
 	cmp r0, 0
 	bne _080C17E8
 	ldr r1, [r4]
@@ -12368,7 +12368,7 @@ _080C1E94:
 	b _080C1EC4
 	.pool
 _080C1EA4:
-	bl sub_809D42C
+	bl IsNationalPokedexEnabled
 	cmp r0, 0
 	bne _080C1ED0
 	ldr r2, =gUnknown_0856ED48
@@ -12722,7 +12722,7 @@ sub_80C20F8: @ 80C20F8
 	movs r1, 0x2D
 	movs r2, 0x41
 	bl sub_80C1270
-	bl sub_809D42C
+	bl IsNationalPokedexEnabled
 	cmp r0, 0
 	beq _080C21B6
 	ldrh r0, [r5, 0xE]
diff --git a/asm/pokemon_3.s b/asm/pokemon_3.s
index 730797f9a..6b02a99de 100644
--- a/asm/pokemon_3.s
+++ b/asm/pokemon_3.s
@@ -4893,7 +4893,7 @@ sub_806E3C0: @ 806E3C0
 	push {r4,lr}
 	lsls r0, 16
 	lsrs r4, r0, 16
-	bl sub_809D42C
+	bl IsNationalPokedexEnabled
 	cmp r0, 0
 	beq _0806E3DA
 	adds r0, r4, 0
diff --git a/asm/rom4.s b/asm/rom4.s
index e51da0170..9f2ac2252 100644
--- a/asm/rom4.s
+++ b/asm/rom4.s
@@ -1376,7 +1376,7 @@ _080850C8:
 	bl set_current_map_header_from_sav1_save_old_name
 	bl CopyFieldObjectTemplatesToSav1
 	bl sav2_set_x9_depending_on_sav1_map
-	bl sub_809D344
+	bl ClearTempFieldEventData
 	bl wild_pokemon_reroll
 	bl prev_quest_postbuffer_cursor_backup_reset
 	adds r0, r6, 0
@@ -1464,7 +1464,7 @@ _080851A2:
 	lsrs r6, r0, 24
 	bl sub_80EB218
 	bl sav2_set_x9_depending_on_sav1_map
-	bl sub_809D344
+	bl ClearTempFieldEventData
 	bl wild_pokemon_reroll
 	bl prev_quest_postbuffer_cursor_backup_reset
 	ldr r0, =gSaveBlock1Ptr
diff --git a/asm/rom6.s b/asm/rom6.s
index cbb7b1bc1..7086f75d6 100644
--- a/asm/rom6.s
+++ b/asm/rom6.s
@@ -4432,7 +4432,7 @@ _08137A70:
 _08137A80:
 	ldr r1, =gUnknown_020375E4
 	strh r0, [r1]
-	bl sub_809D42C
+	bl IsNationalPokedexEnabled
 	lsls r0, 16
 	lsrs r0, 16
 	pop {r1}
diff --git a/asm/rom_8184DA4.s b/asm/rom_8184DA4.s
index 5ed8dadc2..60850d59c 100644
--- a/asm/rom_8184DA4.s
+++ b/asm/rom_8184DA4.s
@@ -34000,7 +34000,7 @@ _081970A2:
 	adds r1, r7, 0
 	bl StringExpandPlaceholders
 	adds r5, r0, 0
-	bl sub_809D42C
+	bl IsNationalPokedexEnabled
 	cmp r0, 0
 	beq _08197156
 	strb r6, [r5]
@@ -40566,7 +40566,7 @@ _0819A398:
 	b _0819A43C
 	.pool
 _0819A3A8:
-	bl sub_809D42C
+	bl IsNationalPokedexEnabled
 	cmp r0, 0
 	beq _0819A3B8
 	movs r0, 0x1
diff --git a/asm/trade.s b/asm/trade.s
index ef42f25b8..c1adf140a 100644
--- a/asm/trade.s
+++ b/asm/trade.s
@@ -3578,7 +3578,7 @@ _0807912C:
 	cmp r0, 0
 	beq _08079158
 _08079138:
-	bl sub_809D42C
+	bl IsNationalPokedexEnabled
 	cmp r0, 0
 	bne _08079164
 	ldr r0, =gUnknown_0203229C
@@ -6142,7 +6142,7 @@ _0807A60C:
 	cmp r5, r7
 	blt _0807A60C
 _0807A62E:
-	bl sub_809D42C
+	bl IsNationalPokedexEnabled
 	mov r1, r9
 	lsls r4, r1, 2
 	cmp r0, 0
diff --git a/asm/trainer_card.s b/asm/trainer_card.s
index e03c36fb0..253da5e78 100644
--- a/asm/trainer_card.s
+++ b/asm/trainer_card.s
@@ -1921,7 +1921,7 @@ _080C3740:
 	thumb_func_start sub_80C376C
 sub_80C376C: @ 80C376C
 	push {lr}
-	bl sub_809D42C
+	bl IsNationalPokedexEnabled
 	cmp r0, 0
 	bne _080C377E
 	movs r0, 0x1
diff --git a/asm/tv.s b/asm/tv.s
index 960db1130..3fdd66ee5 100644
--- a/asm/tv.s
+++ b/asm/tv.s
@@ -3321,7 +3321,7 @@ _080EDB9C:
 	cmp r6, r0
 	bls _080EDB88
 	strb r5, [r4, 0x4]
-	bl sub_809D42C
+	bl IsNationalPokedexEnabled
 	cmp r0, 0
 	beq _080EDBCC
 	movs r0, 0x1
diff --git a/include/battle.h b/include/battle.h
index 38e50e928..d5c5dd489 100644
--- a/include/battle.h
+++ b/include/battle.h
@@ -16,6 +16,11 @@
 #define BATTLE_TYPE_KYOGRE_GROUDON  0x1000
 #define BATTLE_TYPE_LEGENDARY       0x2000
 #define BATTLE_TYPE_REGI            0x4000
+#define BATTLE_TYPE_TWO_VS_ONE      0x8000
+#define BATTLE_TYPE_RECORDED        0x1000000
+#define BATTLE_TYPE_GROUDON         0x10000000
+#define BATTLE_TYPE_KYORGE          0x20000000
+#define BATTLE_TYPE_RAYQUAZA        0x40000000
 
 #define AI_ACTION_UNK1          0x0001
 #define AI_ACTION_UNK2          0x0002
diff --git a/include/event_data.h b/include/event_data.h
new file mode 100644
index 000000000..98e4a6da3
--- /dev/null
+++ b/include/event_data.h
@@ -0,0 +1,44 @@
+#ifndef GUARD_EVENT_DATA_H
+#define GUARD_EVENT_DATA_H
+
+#include "flags.h"
+#include "vars.h"
+
+void InitEventData(void);
+void ClearTempFieldEventData(void);
+void ClearUpperFlags(void);
+void DisableNationalPokedex(void);
+void EnableNationalPokedex(void);
+bool32 IsNationalPokedexEnabled(void);
+void DisableMysteryGift(void);
+void EnableMysteryGift(void);
+bool32 IsMysteryGiftEnabled(void);
+void DisableResetRTC(void);
+void EnableResetRTC(void);
+bool32 CanResetRTC(void);
+u16 *GetVarPointer(u16 id);
+u16 VarGet(u16 id);
+bool8 VarSet(u16 id, u16 value);
+u8 VarGetFieldObjectGraphicsId(u8 id);
+u8 *GetFlagPointer(u16 id);
+u8 FlagSet(u16 id);
+u8 FlagReset(u16 id);
+bool8 FlagGet(u16 id);
+
+extern u16 gSpecialVar_0x8000;
+extern u16 gSpecialVar_0x8001;
+extern u16 gSpecialVar_0x8002;
+extern u16 gSpecialVar_0x8003;
+extern u16 gSpecialVar_0x8004;
+extern u16 gSpecialVar_0x8005;
+extern u16 gSpecialVar_0x8006;
+extern u16 gSpecialVar_0x8007;
+extern u16 gSpecialVar_0x8008;
+extern u16 gSpecialVar_0x8009;
+extern u16 gSpecialVar_0x800A;
+extern u16 gSpecialVar_0x800B;
+extern u16 gScriptResult;
+extern u16 gScriptLastTalked;
+extern u16 gScriptFacing;
+
+#endif // GUARD_EVENT_DATA_H
diff --git a/include/flags.h b/include/flags.h
new file mode 100644
index 000000000..2b3eb47dc
--- /dev/null
+++ b/include/flags.h
@@ -0,0 +1,89 @@
+#ifndef GUARD_FLAGS_H
+#define GUARD_FLAGS_H
+
+#define TRAINER_FLAG_START 0x500
+
+// SYSTEM FLAGS
+
+#define SYS_POKEMON_GET  0x800
+#define SYS_POKEDEX_GET  0x801
+#define SYS_POKENAV_GET  0x802
+#define SYS_GAME_CLEAR   0x804
+#define SYS_CHAT_USED    0x805
+#define SYS_HIPSTER_MEET 0x806
+
+// badges
+#define BADGE01_GET 0x807
+#define BADGE02_GET 0x808
+#define BADGE03_GET 0x809
+#define BADGE04_GET 0x80A
+#define BADGE05_GET 0x80B
+#define BADGE06_GET 0x80C
+#define BADGE07_GET 0x80D
+#define BADGE08_GET 0x80E
+
+// cities and towns
+#define FLAG_VISITED_LITTLEROOT_TOWN  0x80F
+#define FLAG_VISITED_OLDALE_TOWN      0x810
+#define FLAG_VISITED_DEWFORD_TOWN     0x811
+#define FLAG_VISITED_LAVARIDGE_TOWN   0x812
+#define FLAG_VISITED_FALLARBOR_TOWN   0x813
+#define FLAG_VISITED_VERDANTURF_TOWN  0x814
+#define FLAG_VISITED_PACIFIDLOG_TOWN  0x815
+#define FLAG_VISITED_PETALBURG_CITY   0x816
+#define FLAG_VISITED_SLATEPORT_CITY   0x817
+#define FLAG_VISITED_MAUVILLE_CITY    0x818
+#define FLAG_VISITED_RUSTBORO_CITY    0x819
+#define FLAG_VISITED_FORTREE_CITY     0x81A
+#define FLAG_VISITED_LILYCOVE_CITY    0x81B
+#define FLAG_VISITED_MOSSDEEP_CITY    0x81C
+#define FLAG_VISITED_SOOTOPOLIS_CITY  0x81D
+#define FLAG_VISITED_EVER_GRANDE_CITY 0x81E
+
+#define SYS_USE_FLASH        0x828
+#define SYS_USE_STRENGTH     0x829
+#define SYS_WEATHER_CTRL     0x82A
+#define SYS_CYCLING_ROAD     0x82B
+#define SYS_SAFARI_MODE      0x82C
+#define SYS_CRUISE_MODE      0x82D
+
+#define SYS_TV_HOME          0x830
+#define SYS_TV_WATCH         0x831
+#define SYS_TV_START         0x832
+#define SYS_POPWORD_INPUT    0x833
+#define SYS_MIX_RECORD       0x834
+#define SYS_CLOCK_SET        0x835
+#define SYS_NATIONAL_DEX     0x836
+#define SYS_CAVE_SHIP        0x837
+#define SYS_CAVE_WONDER      0x838
+#define SYS_CAVE_BATTLE      0x839
+#define SYS_SHOAL_TIDE       0x83A
+#define SYS_RIBBON_GET       0x83B
+
+#define FLAG_UNLOCK_BATTLE_TOWER    0x848
+#define FLAG_UNLOCK_SOUTHERN_ISLAND 0x849
+
+#define SYS_PC_LANETTE       0x84B
+#define SYS_EXDATA_ENABLE    0x84C
+#define SYS_ENC_UP_ITEM      0x84D
+#define SYS_ENC_DOWN_ITEM    0x84E
+#define SYS_BRAILLE_DIG      0x84F
+#define SYS_BRAILLE_STRENGTH 0x850
+#define SYS_BRAILLE_WAIT     0x851
+#define SYS_BRAILLE_FLY      0x852
+#define SYS_HAS_EON_TICKET   0x853
+
+#define SYS_POKEMON_LEAGUE_FLY 0x854
+
+#define SYS_TV_LATI          0x85D
+
+#define SYS_SHOAL_ITEM       0x85F
+#define SYS_B_DASH           0x860 // got Running Shoes
+#define SYS_CTRL_OBJ_DELETE  0x861
+#define SYS_RESET_RTC_ENABLE 0x862
+
+// SPECIAL FLAGS (unknown purpose)
+
+#define SPECIAL_FLAG_1 0x4001
+
+#endif // GUARD_FLAGS_H
diff --git a/include/game_stat.h b/include/game_stat.h
new file mode 100644
index 000000000..70b6f51ce
--- /dev/null
+++ b/include/game_stat.h
@@ -0,0 +1,56 @@
+#ifndef GUARD_GAME_STAT_H
+#define GUARD_GAME_STAT_H
+
+#define GAME_STAT_SAVED_GAME                 0
+#define GAME_STAT_FIRST_HOF_PLAY_TIME        1
+#define GAME_STAT_STARTED_TRENDS             2
+#define GAME_STAT_PLANTED_BERRIES            3
+#define GAME_STAT_TRADED_BIKES               4
+#define GAME_STAT_STEPS                      5
+#define GAME_STAT_GOT_INTERVIEWED            6
+#define GAME_STAT_TOTAL_BATTLES              7
+#define GAME_STAT_WILD_BATTLES               8
+#define GAME_STAT_TRAINER_BATTLES            9
+#define GAME_STAT_ENTERED_HOF               10
+#define GAME_STAT_POKEMON_CAPTURES          11
+#define GAME_STAT_FISHING_CAPTURES          12
+#define GAME_STAT_HATCHED_EGGS              13
+#define GAME_STAT_EVOLVED_POKEMON           14
+#define GAME_STAT_USED_POKECENTER           15
+#define GAME_STAT_RESTED_AT_HOME            16
+#define GAME_STAT_ENTERED_SAFARI_ZONE       17
+#define GAME_STAT_USED_CUT                  18
+#define GAME_STAT_USED_ROCK_SMASH           19
+#define GAME_STAT_MOVED_SECRET_BASE         20
+#define GAME_STAT_POKEMON_TRADES            21
+#define GAME_STAT_UNKNOWN_22                22
+#define GAME_STAT_LINK_BATTLE_WINS          23
+#define GAME_STAT_LINK_BATTLE_LOSSES        24
+#define GAME_STAT_LINK_BATTLE_DRAWS         25
+#define GAME_STAT_USED_SPLASH               26
+#define GAME_STAT_USED_STRUGGLE             27
+#define GAME_STAT_SLOT_JACKPOTS             28
+#define GAME_STAT_CONSECUTIVE_ROULETTE_WINS 29
+#define GAME_STAT_ENTERED_BATTLE_TOWER      30
+#define GAME_STAT_UNKNOWN_31                31
+#define GAME_STAT_BATTLE_TOWER_BEST_STREAK  32
+#define GAME_STAT_POKEBLOCKS                33
+#define GAME_STAT_POKEBLOCKS_WITH_FRIENDS   34
+#define GAME_STAT_WON_LINK_CONTEST          35
+#define GAME_STAT_ENTERED_CONTEST           36
+#define GAME_STAT_WON_CONTEST               37
+#define GAME_STAT_SHOPPED                   38
+#define GAME_STAT_USED_ITEMFINDER           39
+#define GAME_STAT_GOT_RAINED_ON             40
+#define GAME_STAT_CHECKED_POKEDEX           41
+#define GAME_STAT_RECEIVED_RIBBONS          42
+#define GAME_STAT_JUMPED_DOWN_LEDGES        43
+#define GAME_STAT_WATCHED_TV                44
+#define GAME_STAT_CHECKED_CLOCK             45
+#define GAME_STAT_WON_POKEMON_LOTTERY       46
+#define GAME_STAT_USED_DAYCARE              47
+#define GAME_STAT_RODE_CABLE_CAR            48
+#define GAME_STAT_ENTERED_HOT_SPRINGS       49
+#define NUM_GAME_STATS                      50
+
+#endif // GUARD_GAME_STAT_H
diff --git a/include/global.berry.h b/include/global.berry.h
new file mode 100644
index 000000000..6632e55e2
--- /dev/null
+++ b/include/global.berry.h
@@ -0,0 +1,57 @@
+#ifndef GUARD_GLOBAL_BERRY_H
+#define GUARD_GLOBAL_BERRY_H
+
+struct Berry
+{
+    const u8 name[7];
+    u8 firmness;
+    u16 size;
+    u8 maxYield;
+    u8 minYield;
+    const u8 *description1;
+    const u8 *description2;
+    u8 stageDuration;
+    u8 spicy;
+    u8 dry;
+    u8 sweet;
+    u8 bitter;
+    u8 sour;
+    u8 smoothness;
+};
+
+struct EnigmaBerry
+{
+    struct Berry berry;
+    u8 pic[(6 * 6) * TILE_SIZE_4BPP];
+    u16 palette[16];
+    u8 description1[45];
+    u8 description2[45];
+    u8 itemEffect[18];
+    u8 holdEffect;
+    u8 holdEffectParam;
+    u32 checksum;
+};
+
+struct BattleEnigmaBerry
+{
+    /*0x00*/ u8 name[7];
+    /*0x07*/ u8 holdEffect;
+    /*0x08*/ u8 itemEffect[18];
+    /*0x1A*/ u8 holdEffectParam;
+};
+
+struct BerryTree
+{
+    u8 berry;
+    u8 stage:7;
+    u8 growthSparkle:1;
+    u16 minutesUntilNextStage;
+    u8 berryYield;
+    u8 regrowthCount:4;
+    u8 watered1:1;
+    u8 watered2:1;
+    u8 watered3:1;
+    u8 watered4:1;
+};
+
+#endif // GUARD_GLOBAL_BERRY_H
diff --git a/include/global.fieldmap.h b/include/global.fieldmap.h
new file mode 100644
index 000000000..4029132e8
--- /dev/null
+++ b/include/global.fieldmap.h
@@ -0,0 +1,389 @@
+#ifndef GUARD_GLOBAL_FIELDMAP_H
+#define GUARD_GLOBAL_FIELDMAP_H
+
+enum
+{
+    CONNECTION_SOUTH = 1,
+    CONNECTION_NORTH,
+    CONNECTION_WEST,
+    CONNECTION_EAST,
+    CONNECTION_DIVE,
+    CONNECTION_EMERGE
+};
+
+// map types
+enum
+{
+    MAP_TYPE_0,
+    MAP_TYPE_TOWN,
+    MAP_TYPE_CITY,
+    MAP_TYPE_ROUTE,
+    MAP_TYPE_UNDERGROUND,
+    MAP_TYPE_UNDERWATER,
+    MAP_TYPE_6,
+    MAP_TYPE_7,
+    MAP_TYPE_INDOOR,
+    MAP_TYPE_SECRET_BASE
+};
+
+// map battle scenes
+enum
+{
+    MAP_BATTLE_SCENE_NORMAL,       // 0
+    MAP_BATTLE_SCENE_GYM,          // 1
+    MAP_BATTLE_SCENE_MAGMA,        // 2
+    MAP_BATTLE_SCENE_AQUA,         // 3
+    MAP_BATTLE_SCENE_SIDNEY,       // 4
+    MAP_BATTLE_SCENE_PHOEBE,       // 5
+    MAP_BATTLE_SCENE_GLACIA,       // 6
+    MAP_BATTLE_SCENE_DRAKE,        // 7
+    MAP_BATTLE_SCENE_BATTLE_TOWER, // 8
+};
+
+typedef void (*TilesetCB)(void);
+
+struct Tileset
+{
+    /*0x00*/ bool8 isCompressed;
+    /*0x01*/ bool8 isSecondary;
+    /*0x04*/ void *tiles;
+    /*0x08*/ void *palettes;
+    /*0x0c*/ void *metatiles;
+    /*0x10*/ void *metatileAttributes;
+    /*0x14*/ TilesetCB callback;
+};
+
+struct MapData
+{
+    /*0x00*/ s32 width;
+    /*0x04*/ s32 height;
+    /*0x08*/ u16 *border;
+    /*0x0c*/ u16 *map;
+    /*0x10*/ struct Tileset *primaryTileset;
+    /*0x14*/ struct Tileset *secondaryTileset;
+};
+
+struct BackupMapData
+{
+    s32 width;
+    s32 height;
+    u16 *map;
+};
+
+struct MapObjectTemplate
+{
+    /*0x00*/ u8 localId;
+    /*0x01*/ u8 graphicsId;
+    /*0x02*/ u8 unk2;
+    /*0x04*/ s16 x;
+    /*0x06*/ s16 y;
+    /*0x08*/ u8 elevation;
+    /*0x09*/ u8 movementType;
+    /*0x0A*/ u8 unkA_0:4;
+             u8 unkA_4:4;
+    ///*0x0B*/ u8 fillerB[1];
+    /*0x0C*/ u16 unkC;
+    /*0x0E*/ u16 unkE;
+    /*0x10*/ u8 *script;
+    /*0x14*/ u16 flagId;
+    /*0x16*/ u8 filler_16[2];
+};  /*size = 0x18*/
+
+struct WarpEvent
+{
+    s16 x, y;
+    s8 warpId;
+    u8 mapGroup;
+    u8 mapNum;
+    u8 unk7;
+};
+
+struct CoordEvent
+{
+    s16 x, y;
+    u8 unk4;
+    u8 filler_5;
+    u16 trigger;
+    u16 index;
+    u8 filler_A[0x2];
+    u8 *script;
+};
+
+struct BgEvent
+{
+    u16 x, y;
+    u8 unk4;
+    u8 kind;
+    // 0x2 padding for the union beginning.
+    union { // carried over from diego's FR/LG work, seems to be the same struct
+        // in gen 3, "kind" (0x3 in BgEvent struct) determines the method to read the union.
+        u8 *script;
+
+        // hidden item type probably
+        struct {
+            u8 filler6[0x2];
+            u16 hiddenItemId; // flag offset to determine flag lookup
+        } hiddenItem;
+
+        // secret base type
+        u32 secretBaseId;
+
+    } bgUnion;
+};
+
+struct MapEvents
+{
+    u8 mapObjectCount;
+    u8 warpCount;
+    u8 coordEventCount;
+    u8 bgEventCount;
+
+    struct MapObjectTemplate *mapObjects;
+    struct WarpEvent *warps;
+    struct CoordEvent *coordEvents;
+    struct BgEvent *bgEvents;
+};
+
+struct MapConnection
+{
+ /*0x00*/ u8 direction;
+ /*0x01*/ u32 offset;
+ /*0x05*/ u8 mapGroup;
+ /*0x06*/ u8 mapNum;
+};
+
+struct MapConnections
+{
+    s32 count;
+    struct MapConnection *connections;
+};
+
+struct MapHeader
+{
+    /* 0x00 */ struct MapData *mapData;
+    /* 0x04 */ struct MapEvents *events;
+    /* 0x08 */ u8 *mapScripts;
+    /* 0x0C */ struct MapConnections *connections;
+    /* 0x10 */ u16 music;
+    /* 0x12 */ u16 mapDataId;
+    /* 0x14 */ u8 regionMapSectionId;
+    /* 0x15 */ u8 cave;
+    /* 0x16 */ u8 weather;
+    /* 0x17 */ u8 mapType;
+    /* 0x18 */ u8 filler_18;
+    /* 0x19 */ u8 escapeRope;
+    /* 0x1A */ u8 flags;
+    /* 0x1B */ u8 battleType;
+};
+
+struct MapObject
+{
+    /*0x00*/ u32 active:1;
+             u32 mapobj_bit_1:1;
+             u32 mapobj_bit_2:1;
+             u32 mapobj_bit_3:1;
+             u32 mapobj_bit_4:1;
+             u32 mapobj_bit_5:1;
+             u32 mapobj_bit_6:1;
+             u32 mapobj_bit_7:1;
+    /*0x01*/ u32 mapobj_bit_8:1;
+             u32 mapobj_bit_9:1;
+             u32 mapobj_bit_10:1;
+             u32 mapobj_bit_11:1;
+             u32 mapobj_bit_12:1;
+             u32 mapobj_bit_13:1;
+             u32 mapobj_bit_14:1;
+             u32 mapobj_bit_15:1;
+    /*0x02*/ u32 mapobj_bit_16:1;
+             u32 mapobj_bit_17:1;
+             u32 mapobj_bit_18:1;
+             u32 mapobj_bit_19:1;
+             u32 mapobj_bit_20:1;
+             u32 mapobj_bit_21:1;
+             u32 mapobj_bit_22:1;
+             u32 mapobj_bit_23:1;
+    /*0x03*/ u32 mapobj_bit_24:1;
+             u32 mapobj_bit_25:1;
+             u32 mapobj_bit_26:1;
+             u32 mapobj_bit_27:1;
+             u32 mapobj_bit_28:1;
+             u32 mapobj_bit_29:1;
+             u32 mapobj_bit_30:1;
+             u32 mapobj_bit_31:1;
+    /*0x04*/ u8 spriteId;
+    /*0x05*/ u8 graphicsId;
+    /*0x06*/ u8 animPattern;
+    /*0x07*/ u8 trainerType;
+    /*0x08*/ u8 localId;
+    /*0x09*/ u8 mapNum;
+    /*0x0A*/ u8 mapGroup;
+    /*0x0B*/ u8 mapobj_unk_0B_0:4;
+             u8 elevation:4;
+    /*0x0C*/ struct Coords16 coords1;
+    /*0x10*/ struct Coords16 coords2;
+    /*0x14*/ struct Coords16 coords3;
+    /*0x18*/ u8 mapobj_unk_18:4;  //current direction?
+    /*0x18*/ u8 placeholder18:4;
+    /*0x19*/ u8 mapobj_unk_19;
+    /*0x1A*/ u8 mapobj_unk_1A;
+    /*0x1B*/ u8 mapobj_unk_1B;
+    /*0x1C*/ u8 mapobj_unk_1C;
+    /*0x1D*/ u8 trainerRange_berryTreeId;
+    /*0x1E*/ u8 mapobj_unk_1E;
+    /*0x1F*/ u8 mapobj_unk_1F;
+    /*0x20*/ u8 mapobj_unk_20;
+    /*0x21*/ u8 mapobj_unk_21;
+    /*0x22*/ u8 animId;
+    /*size = 0x24*/
+};
+
+// THIS IS NEEDED TO MAKE TRAINER_SEE.C MATCH, PLEASE DO NOT REMOVE UNLESS YOU FIX CHECKPATHBETWEENTRAINERANDPLAYER
+struct MapObject2
+{
+    /*0x00*/ u32 active:1;
+             u32 mapobj_bit_1:1;
+             u32 mapobj_bit_2:1;
+             u32 mapobj_bit_3:1;
+             u32 mapobj_bit_4:1;
+             u32 mapobj_bit_5:1;
+             u32 mapobj_bit_6:1;
+             u32 mapobj_bit_7:1;
+    /*0x01*/ u32 mapobj_bit_8:1;
+             u32 mapobj_bit_9:1;
+             u32 mapobj_bit_10:1;
+             u32 mapobj_bit_11:1;
+             u32 mapobj_bit_12:1;
+             u32 mapobj_bit_13:1;
+             u32 mapobj_bit_14:1;
+             u32 mapobj_bit_15:1;
+    /*0x02*/ u32 mapobj_bit_16:1;
+             u32 mapobj_bit_17:1;
+             u32 mapobj_bit_18:1;
+             u32 mapobj_bit_19:1;
+             u32 mapobj_bit_20:1;
+             u32 mapobj_bit_21:1;
+             u32 mapobj_bit_22:1;
+             u32 mapobj_bit_23:1;
+    /*0x03*/ u32 mapobj_bit_24:1;
+             u32 mapobj_bit_25:1;
+             u32 mapobj_bit_26:1;
+             u32 mapobj_bit_27:1;
+             u32 mapobj_bit_28:1;
+             u32 mapobj_bit_29:1;
+             u32 mapobj_bit_30:1;
+             u32 mapobj_bit_31:1;
+    /*0x04*/ u8 spriteId;
+    /*0x05*/ u8 graphicsId;
+    /*0x06*/ u8 animPattern;
+    /*0x07*/ u8 trainerType;
+    /*0x08*/ u8 localId;
+    /*0x09*/ u8 mapNum;
+    /*0x0A*/ u8 mapGroup;
+    /*0x0B*/ u8 mapobj_unk_0B_0:4;
+             u8 elevation:4;
+    /*0x0C*/ struct Coords16 coords1;
+    /*0x10*/ struct Coords16 coords2;
+    /*0x14*/ struct Coords16 coords3;
+    /*0x18*/ u8 mapobj_unk_18:4;
+    /*0x18*/ u8 placeholder18:4;
+    /*0x19*/ u8 mapobj_unk_19:4;
+    /*0x19*/ u8 mapobj_unk_19b:4;
+    /*0x1A*/ u8 mapobj_unk_1A;
+    /*0x1B*/ u8 mapobj_unk_1B;
+    /*0x1C*/ u8 mapobj_unk_1C;
+    /*0x1D*/ u8 trainerRange_berryTreeId;
+    /*0x1E*/ u8 mapobj_unk_1E;
+    /*0x1F*/ u8 mapobj_unk_1F;
+    /*0x20*/ u8 mapobj_unk_20;
+    /*0x21*/ u8 mapobj_unk_21;
+    /*size = 0x24*/
+};
+
+struct MapObjectGraphicsInfo
+{
+    /*0x00*/ u16 tileTag;
+    /*0x02*/ u16 paletteTag1;
+    /*0x04*/ u16 paletteTag2;
+    /*0x06*/ u16 size;
+    /*0x08*/ s16 width;
+    /*0x0A*/ s16 height;
+    /*0x0C*/ u8 paletteSlot:4;
+             u8 shadowSize:2;
+             u8 inanimate:1;
+             u8 disableReflectionPaletteLoad:1;
+    /*0x0D*/ u8 tracks;
+    /*0x10*/ const struct OamData *oam;
+    /*0x14*/ const struct SubspriteTable *subspriteTables;
+    /*0x18*/ const union AnimCmd *const *anims;
+    /*0x1C*/ const struct SpriteFrameImage *images;
+    /*0x20*/ const union AffineAnimCmd *const *affineAnims;
+};
+
+#define PLAYER_AVATAR_FLAG_ON_FOOT   (1 << 0)
+#define PLAYER_AVATAR_FLAG_MACH_BIKE (1 << 1)
+#define PLAYER_AVATAR_FLAG_ACRO_BIKE (1 << 2)
+#define PLAYER_AVATAR_FLAG_SURFING   (1 << 3)
+#define PLAYER_AVATAR_FLAG_4         (1 << 4)
+#define PLAYER_AVATAR_FLAG_5         (1 << 5)
+#define PLAYER_AVATAR_FLAG_6         (1 << 6)
+#define PLAYER_AVATAR_FLAG_DASH      (1 << 7)
+
+enum
+{
+    ACRO_BIKE_NORMAL,
+    ACRO_BIKE_TURNING,
+    ACRO_BIKE_WHEELIE_STANDING,
+    ACRO_BIKE_BUNNY_HOP,
+    ACRO_BIKE_WHEELIE_MOVING,
+    ACRO_BIKE_STATE5,
+    ACRO_BIKE_STATE6,
+};
+
+enum
+{
+    DIR_NONE,
+    DIR_SOUTH,
+    DIR_NORTH,
+    DIR_WEST,
+    DIR_EAST,
+};
+
+enum
+{
+    COLLISION_LEDGE_JUMP = 6
+};
+
+struct PlayerAvatar /* 0x202E858 */
+{
+    /*0x00*/ u8 flags;
+    /*0x01*/ u8 bike;
+    /*0x02*/ u8 running2;
+    /*0x03*/ u8 running1;
+    /*0x04*/ u8 spriteId;
+    /*0x05*/ u8 mapObjectId;
+    /*0x06*/ u8 unk6;
+    /*0x07*/ u8 gender;
+    u8 acroBikeState;
+    u8 unk9;
+    u8 bikeFrameCounter;
+    u8 unkB;
+    u32 unkC;
+    u32 unk10;
+    u8 unk14[8];
+    u8 unk1C[8];
+    // TODO: rest of struct
+};
+
+struct Camera
+{
+    bool8 field_0:1;
+    s32 x;
+    s32 y;
+};
+
+extern struct MapObject gMapObjects[];
+extern u8 gSelectedMapObject;
+extern struct MapHeader gMapHeader;
+extern struct PlayerAvatar gPlayerAvatar;
+
+#endif // GUARD_GLOBAL_FIELDMAP_H
diff --git a/include/global.h b/include/global.h
index 93f5f0a7c..f862d0bb1 100644
--- a/include/global.h
+++ b/include/global.h
@@ -108,6 +108,544 @@ struct SaveBlock2
 
 extern struct SaveBlock2 *gSaveBlock2Ptr;
 
+struct SecretBaseRecord
+{
+    /*ID?*/ /*0x1A08*/ u8 sbr_field_0;
+    /*0x1A09*/ u8 sbr_field_1_0:4;
+    /*0x1A09*/ u8 gender:1;
+    /*0x1A09*/ u8 sbr_field_1_5:1;
+    /*0x1A09*/ u8 sbr_field_1_6:2;
+    /*0x1A0A*/ u8 sbr_field_2[7]; // 0xFF bytes?
+    /*0x1A12*/ u8 trainerId[4]; // byte 0 is used for determining trainer class
+    /*0x1A16*/ u16 sbr_field_e;
+    /*0x1A18*/ u8 sbr_field_10;
+    /*0x1A19*/ u8 sbr_field_11;
+    /*0x1A1A*/ u8 decorations[16];
+    /*0x1A2A*/ u8 decorationPos[16];
+    /*0x1A3A*/ u32 partyPersonality[6];
+    /*0x1A54*/ u16 partyMoves[6 * 4];
+    /*0x1A84*/ u16 partySpecies[6];
+    /*0x1A90*/ u16 partyHeldItems[6];
+    /*0x1A9C*/ u8 partyLevels[6];
+    /*0x1AA2*/ u8 partyEVs[6];
+};
+
+#include "game_stat.h"
+#include "global.fieldmap.h"
+#include "global.berry.h"
+#include "pokemon.h"
+
+struct WarpData
+{
+    s8 mapGroup;
+    s8 mapNum;
+    s8 warpId;
+    s16 x, y;
+};
+
+struct ItemSlot
+{
+    u16 itemId;
+    u16 quantity;
+};
+
+struct Pokeblock
+{
+    u8 color;
+    u8 spicy;
+    u8 dry;
+    u8 sweet;
+    u8 bitter;
+    u8 sour;
+    u8 feel;
+};
+
+struct Roamer
+{
+    /*0x00*/ u32 ivs;
+    /*0x04*/ u32 personality;
+    /*0x08*/ u16 species;
+    /*0x0A*/ u16 hp;
+    /*0x0C*/ u8 level;
+    /*0x0D*/ u8 status;
+    /*0x0E*/ u8 cool;
+    /*0x0F*/ u8 beauty;
+    /*0x10*/ u8 cute;
+    /*0x11*/ u8 smart;
+    /*0x12*/ u8 tough;
+    /*0x13*/ bool8 active;
+    /*0x14*/ u8 filler[0x8];
+};
+
+struct RamScriptData
+{
+    u8 magic;
+    u8 mapGroup;
+    u8 mapNum;
+    u8 objectId;
+    u8 script[995];
+};
+
+struct RamScript
+{
+    u32 checksum;
+    struct RamScriptData data;
+};
+
+struct SB1_2EFC_Struct
+{
+    u16 var;
+    u8 unknown[0x1E];
+};
+
+struct EasyChatPair
+{
+    u16 unk0_0:7;
+    u16 unk0_7:7;
+    u16 unk1_6:1;
+    u16 unk2;
+    u16 words[2];
+}; /*size = 0x8*/
+
+struct TVShowCommon
+{
+    /*0x00*/ u8 var00;
+    /*0x01*/ u8 var01;
+    /*0x02*/ u8 pad02[20];
+    /*0x16*/ u16 var16[3];
+    /*0x1C*/ u8 srcTrainerId3Lo;
+    /*0x1D*/ u8 srcTrainerId3Hi;
+    /*0x1E*/ u8 srcTrainerId2Lo;
+    /*0x1F*/ u8 srcTrainerId2Hi;
+    /*0x20*/ u8 srcTrainerIdLo;
+    /*0x21*/ u8 srcTrainerIdHi;
+    /*0x22*/ u8 trainerIdLo;
+    /*0x23*/ u8 trainerIdHi;
+};
+
+struct TVShowFanClubLetter
+{
+    /*0x00*/ u8 var00;
+    /*0x01*/ u8 var01;
+    /*0x02*/ u16 species;
+    /*0x04*/ u16 pad04[6];
+    /*0x10*/ u8 playerName[8];
+    /*0x18*/ u8 language;
+};
+
+struct TVShowRecentHappenings
+{
+    /*0x00*/ u8 var00;
+    /*0x01*/ u8 var01;
+    /*0x02*/ u16 var02;
+    /*0x04*/ u16 var04[6];
+    /*0x10*/ u8 playerName[8];
+    /*0x18*/ u8 language;
+    /*0x19*/ u8 pad19[10];
+};
+
+struct TVShowFanclubOpinions
+{
+    /*0x00*/ u8 var00;
+    /*0x01*/ u8 var01;
+    /*0x02*/ u16 var02;
+    /*0x04*/ u8 var04A:4;
+    /*0x04*/ u8 var04B:4;
+    /*0x05*/ u8 playerName[8];
+    /*0x0D*/ u8 language;
+    /*0x0E*/ u8 var0E;
+    /*0x0F*/ u8 var0F;
+    /*0x10*/ u8 var10[8];
+    /*0x18*/ u16 var18[2];
+    /*0x1C*/ u16 var1C[4];
+};
+
+struct TVShowUnknownType04
+{
+    /*0x00*/ u8 var00;
+    /*0x01*/ u8 var01;
+    /*0x02*/ u8 pad02[4];
+    /*0x06*/ u16 var06;
+};
+
+struct TVShowNameRaterShow
+{
+    /*0x00*/ u8 var00;
+    /*0x01*/ u8 var01;
+    /*0x02*/ u16 species;
+    /*0x04*/ u8 pokemonName[11];
+    /*0x0F*/ u8 trainerName[11];
+    /*0x1A*/ u8 random;
+    /*0x1B*/ u8 random2;
+    /*0x1C*/ u16 var1C;
+    /*0x1E*/ u8 language;
+    /*0x1F*/ u8 pokemonNameLanguage;
+};
+
+struct TVShowBravoTrainerPokemonProfiles
+{
+    /*0x00*/ u8 var00;
+    /*0x01*/ u8 var01;
+    /*0x02*/ u16 species;
+    /*0x04*/ u16 var04[2];
+    /*0x08*/ u8 pokemonNickname[11];
+    /*0x13*/ u8 contestCategory:3;
+    /*0x13*/ u8 contestRank:2;
+    /*0x13*/ u8 contestResult:2;
+    /*0x13*/ u8 var13_7:1;
+    /*0x14*/ u16 var14;
+    /*0x16*/ u8 playerName[8];
+    /*0x1E*/ u8 language;
+    /*0x1F*/ u8 var1f;
+};
+
+struct TVShowBravoTrainerBattleTowerSpotlight
+{
+    /*0x00*/ u8 var00;
+    /*0x01*/ u8 var01;
+    /*0x02*/ u8 trainerName[8];
+    /*0x0A*/ u16 species;
+    /*0x0C*/ u8 pokemonName[8];
+    /*0x14*/ u16 defeatedSpecies;
+    /*0x16*/ u16 var16;
+    /*0x18*/ u16 var18[1];
+    /*0x1A*/ u8 btLevel;
+    /*0x1B*/ u8 var1b;
+    /*0x1C*/ u8 var1c;
+    /*0x1D*/ u8 language;
+};
+
+struct TVShowPokemonToday
+{
+    /*0x00*/ u8 var00;
+    /*0x01*/ u8 var01;
+    /*0x02*/ u8 language;
+    /*0x03*/ u8 language2;
+    /*0x04*/ u8 nickname[11];
+    /*0x0F*/ u8 ball;
+    /*0x10*/ u16 species;
+    /*0x12*/ u8 var12;
+    /*0x13*/ u8 playerName[8];
+};
+
+struct TVShowSmartShopper
+{
+    /*0x00*/ u8 var00;
+    /*0x01*/ u8 var01;
+    /*0x02*/ u8 priceReduced;
+    /*0x03*/ u8 language;
+    /*0x04*/ u8 pad04[2];
+    /*0x06*/ u16 itemIds[3];
+    /*0x0C*/ u16 itemAmounts[3];
+    /*0x12*/ u8 shopLocation;
+    /*0x13*/ u8 playerName[8];
+};
+
+struct TVShowPokemonTodayFailed
+{
+    /*0x00*/ u8 var00;
+    /*0x01*/ u8 var01;
+    /*0x02*/ u8 language;
+    /*0x03*/ u8 pad03[9];
+    /*0x0c*/ u16 species;
+    /*0x0e*/ u16 species2;
+    /*0x10*/ u8 var10;
+    /*0x11*/ u8 var11;
+    /*0x12*/ u8 var12;
+    /*0x13*/ u8 playerName[8];
+};
+
+struct TVShowPokemonAngler
+{
+    /*0x00*/ u8 var00;
+    /*0x01*/ u8 var01;
+    /*0x02*/ u8 var02;
+    /*0x03*/ u8 var03;
+    /*0x04*/ u16 var04;
+    /*0x06*/ u8 language;
+             u8 pad07[12];
+    /*0x13*/ u8 playerName[8];
+};
+
+struct TVShowWorldOfMasters
+{
+    /*0x00*/ u8 var00;
+    /*0x01*/ u8 var01;
+    /*0x02*/ u16 var02;
+    /*0x04*/ u16 var04;
+    /*0x06*/ u16 var06;
+    /*0x08*/ u16 var08;
+    /*0x0a*/ u8 var0a;
+    /*0x0b*/ u8 language;
+             u8 pad0c[7];
+    /*0x13*/ u8 playerName[8];
+};
+
+struct TVShowMassOutbreak
+{
+    /*0x00*/ u8 var00;
+    /*0x01*/ u8 var01;
+    /*0x02*/ u8 var02;
+    /*0x03*/ u8 var03;
+    /*0x04*/ u16 moves[4];
+    /*0x0C*/ u16 species;
+    /*0x0E*/ u16 var0E;
+    /*0x10*/ u8 locationMapNum;
+    /*0x11*/ u8 locationMapGroup;
+    /*0x12*/ u8 var12;
+    /*0x13*/ u8 probability;
+    /*0x14*/ u8 level;
+    /*0x15*/ u8 var15;
+    /*0x16*/ u16 var16;
+    /*0x18*/ u8 language;
+             u8 pad19[11];
+};
+
+typedef union TVShow
+{
+    struct TVShowCommon common;
+    struct TVShowFanClubLetter fanclubLetter;
+    struct TVShowRecentHappenings recentHappenings;
+    struct TVShowFanclubOpinions fanclubOpinions;
+    struct TVShowUnknownType04 unkShow04;
+    struct TVShowNameRaterShow nameRaterShow;
+    struct TVShowBravoTrainerPokemonProfiles bravoTrainer;
+    struct TVShowBravoTrainerBattleTowerSpotlight bravoTrainerTower;
+    struct TVShowPokemonToday pokemonToday;
+    struct TVShowSmartShopper smartshopperShow;
+    struct TVShowPokemonTodayFailed pokemonTodayFailed;
+    struct TVShowPokemonAngler pokemonAngler;
+    struct TVShowWorldOfMasters worldOfMasters;
+    struct TVShowMassOutbreak massOutbreak;
+} TVShow;
+
+struct MailStruct
+{
+    /*0x00*/ u16 words[9];
+    /*0x12*/ u8 playerName[8];
+    /*0x1A*/ u8 trainerId[4];
+    /*0x1E*/ u16 species;
+    /*0x20*/ u16 itemId;
+};
+
+struct UnkMauvilleOldManStruct
+{
+               u8 unk_2D94;
+               u8 unk_2D95;
+    /*0x2D96*/ u16 mauvilleOldMan_ecArray[6];
+    /*0x2DA2*/ u16 mauvilleOldMan_ecArray2[6];
+    /*0x2DAE*/ u8 playerName[8];
+    /*0x2DB6*/ u8 filler_2DB6[0x3];
+    /*0x2DB9*/ u8 playerTrainerId[4];
+               u8 unk_2DBD;
+}; /*size = 0x2C*/
+
+struct UnkMauvilleOldManStruct2
+{
+    u8 filler0;
+    u8 unk1;
+    u8 unk2;
+    u16 mauvilleOldMan_ecArray[10];
+    u8 mauvilleOldMan_ecArray2[12];
+    u8 fillerF[0x2];
+}; /*size = 0x2C*/
+
+struct MauvilleOldManTrader
+{
+    u8 unk0;
+    u8 unk1[4];
+    u8 unk5[4][11];
+    u8 unk31;
+};
+
+typedef union OldMan
+{
+    struct UnkMauvilleOldManStruct oldMan1;
+    struct UnkMauvilleOldManStruct2 oldMan2;
+    struct MauvilleOldManTrader trader;
+    u8 filler[0x40];
+} OldMan;
+
+struct Unk_SB_Access_Struct1
+{
+    u8 filler0[0xF8];
+    struct SB1_2EFC_Struct sb1_2EFC_struct[5];
+};
+
+struct Unk_SB_Access_Struct2
+{
+    /*0x0000*/ struct SB1_2EFC_Struct sb1_2EFC_struct2[12]; // each is 0x20
+    /*0x2F84*/ u8 filler[0x18];
+};
+
+/*0x2E04*/
+typedef union SB_Struct
+{
+    struct Unk_SB_Access_Struct1 unkSB1;
+    struct Unk_SB_Access_Struct2 unkSB2;
+} SB_Struct;
+// size is 0x198
+
+struct UnknownSaveStruct2ABC
+{
+    u8 val0;
+    u8 val1;
+    u16 val2;
+};
+
+struct GabbyAndTyData
+{
+    /*2b10*/ u16 mon1;
+    /*2b12*/ u16 mon2;
+    /*2b14*/ u16 lastMove;
+    /*2b16*/ u16 quote;
+    /*2b18*/ u8 mapnum;
+    /*2b19*/ u8 battleNum;
+    /*2b1a*/ u8 valA_0:1;
+    /*2b1a*/ u8 valA_1:1;
+    /*2b1a*/ u8 valA_2:1;
+    /*2b1a*/ u8 valA_3:1;
+    /*2b1a*/ u8 valA_4:1;
+    /*2b1a*/ u8 valA_5:3;
+    /*2b1b*/ u8 valB_0:1;
+    /*2b1b*/ u8 valB_1:1;
+    /*2b1b*/ u8 valB_2:1;
+    /*2b1b*/ u8 valB_3:1;
+    /*2b1b*/ u8 valB_4:1;
+    /*2b1b*/ u8 valB_5:3;
+};
+
+struct RecordMixing_UnknownStructSub
+{
+    u32 unk0;
+    u8 data[0x34];
+    //u8 data[0x38];
+};
+
+struct RecordMixing_UnknownStruct
+{
+    struct RecordMixing_UnknownStructSub data[2];
+    u32 unk70;
+    u16 unk74[0x2];
+};
+
+struct LinkBattleRecord
+{
+    u8 name[8];
+    u16 trainerId;
+    u16 wins;
+    u16 losses;
+    u16 draws;
+};
+
+struct RecordMixingGiftData
+{
+    u8 unk0;
+    u8 quantity;
+    u16 itemId;
+    u8 filler4[8];
+};
+
+struct RecordMixingGift
+{
+    int checksum;
+    struct RecordMixingGiftData data;
+};
+
+struct SaveBlock1
+{
+    /*0x00*/ struct Coords16 pos;
+    /*0x04*/ struct WarpData location;
+    /*0x0C*/ struct WarpData warp1;
+    /*0x14*/ struct WarpData warp2;
+    /*0x1C*/ struct WarpData warp3;
+    /*0x24*/ struct WarpData warp4;
+    /*0x2C*/ u16 battleMusic;
+    /*0x2E*/ u8 weather;
+    /*0x2F*/ u8 filler_2F;
+    /*0x30*/ u8 flashUsed;
+    /*0x32*/ u16 mapDataId;
+    /*0x34*/ u16 mapView[0x100];
+    /*0x234*/ u8 playerPartyCount;
+    /*0x238*/ struct Pokemon playerParty[6];
+    /*0x490*/ u32 money;
+    /*0x494*/ u16 coins;
+    /*0x496*/ u16 registeredItem; // registered for use with SELECT button
+    /*0x498*/ struct ItemSlot pcItems[50];
+    /*0x560*/ struct ItemSlot bagPocket_Items[30];
+    /*0x5D8*/ struct ItemSlot bagPocket_KeyItems[30];
+    /*0x650*/ struct ItemSlot bagPocket_PokeBalls[16];
+    /*0x690*/ struct ItemSlot bagPocket_TMHM[64];
+    /*0x790*/ struct ItemSlot bagPocket_Berries[46];
+    /*0x848*/ struct Pokeblock pokeblocks[40];
+    /*0x988*/ u8 seen1[52];
+    /*0x9BC*/ u16 berryBlenderRecords[3];
+    /*0x9C2*/ u8 field_9C2[6];
+    /*0x9C8*/ u16 trainerRematchStepCounter;
+    /*0x9CA*/ u8 trainerRematches[100];
+    /*0xA30*/ struct MapObject mapObjects[16];
+    /*0xC70*/ struct MapObjectTemplate mapObjectTemplates[64];
+    /*0x1270*/ u8 flags[300];
+    /*0x139C*/ u16 vars[256];
+
+    // TODO: FIX BELOW
+
+    /*0x1540*/ u32 gameStats[NUM_GAME_STATS];
+    /*0x1608*/ struct BerryTree berryTrees[128];
+    /*0x1A08*/ struct SecretBaseRecord secretBases[20];
+    /*0x2688*/ u8 playerRoomDecor[12];
+    /*0x2694*/ u8 playerRoomDecorPos[12];
+    /*0x26A0*/ u8 decorDesk[10];
+    /*0x26AA*/ u8 decorChair[10];
+    /*0x26B4*/ u8 decorPlant[10];
+    /*0x26BE*/ u8 decorOrnament[30];
+    /*0x26DC*/ u8 decorMat[30];
+    /*0x26FA*/ u8 decorPoster[10];
+    /*0x2704*/ u8 decorDoll[40];
+    /*0x272C*/ u8 decorCushion[10];
+    /*0x2736*/ u8 padding_2736[2];
+    /*0x2738*/ TVShow tvShows[25];
+    /*0x2ABC*/ struct UnknownSaveStruct2ABC unknown_2ABC[16];
+    /*0x2AFC*/ u16 outbreakPokemonSpecies;
+    /*0x2AFE*/ u8 outbreakLocationMapNum;
+    /*0x2AFF*/ u8 outbreakLocationMapGroup;
+    /*0x2B00*/ u8 outbreakPokemonLevel;
+    /*0x2B01*/ u8 outbreakUnk1;
+    /*0x2B02*/ u16 outbreakUnk2;
+    /*0x2B04*/ u16 outbreakPokemonMoves[4];
+    /*0x2B0C*/ u8 outbreakUnk4;
+    /*0x2B0D*/ u8 outbreakPokemonProbability;
+    /*0x2B0E*/ u16 outbreakUnk5;
+    /*0x2B10*/ struct GabbyAndTyData gabbyAndTyData;
+    /*0x2B1C*/ u16 unk2B1C[6];
+    /*0x2B28*/ u16 unk2B28[6];
+    /*0x2B34*/ u16 unk2B34[6];
+    /*0x2B40*/ u16 unk2B40[6];
+    /*0x2B4C*/ struct MailStruct mail[16];
+    /*0x2D8C*/ u8 unk2D8C[4];
+    /*0x2D90*/ u8 filler_2D90[0x4];
+    /*0x2D94*/ OldMan oldMan;
+    /*0x2DD4*/ struct EasyChatPair easyChatPairs[5]; //Dewford trend [0] and some other stuff
+    /*0x2DFC*/ u8 filler_2DFC[0x8];
+    /*0x2E04*/ SB_Struct sbStruct;
+    /*0x2F9C*/ struct BoxPokemon daycareData[2];
+    /*0x303C*/ struct RecordMixing_UnknownStruct filler_303C;
+    /*0x30AC*/ u8 filler_30B4[0x2];
+    /*0x30B6*/ u8 filler_30B6;
+    /*0x30B7*/ u8 filler_30B7[1];
+    /*0x30B8*/ struct LinkBattleRecord linkBattleRecords[5];
+    /*0x3108*/ u8 filler_3108[8];
+    /*0x3110*/ u8 giftRibbons[7];
+    /*0x3117*/ u8 filler_311B[0x2D];
+    /*0x3144*/ struct Roamer roamer;
+    /*0x3160*/ struct EnigmaBerry enigmaBerry;
+    /*0x3690*/ struct RamScript ramScript;
+    /*0x3A7C*/ struct RecordMixingGift recordMixingGift;
+    /*0x3A8C*/ u8 unk3A8C[52]; //pokedex related
+};
+
+extern struct SaveBlock1* gSaveBlock1Ptr;
+
 struct Bitmap           // TODO: Find a better spot for this
 {
     u8* pixels;
diff --git a/include/vars.h b/include/vars.h
new file mode 100644
index 000000000..efbb462a4
--- /dev/null
+++ b/include/vars.h
@@ -0,0 +1,53 @@
+#ifndef GUARD_VARS_H
+#define GUARD_VARS_H
+
+#define VAR_0x4000                 0x4000
+#define VAR_0x4001                 0x4001
+#define VAR_0x4002                 0x4002
+#define VAR_0x4003                 0x4003
+#define VAR_0x4004                 0x4004
+#define VAR_0x4005                 0x4005
+#define VAR_0x4006                 0x4006
+#define VAR_0x4007                 0x4007
+#define VAR_0x4008                 0x4008
+#define VAR_0x4009                 0x4009
+#define VAR_0x400A                 0x400A
+#define VAR_0x401F                 0x401F
+#define VAR_RECYCLE_GOODS          0x4020
+#define VAR_REPEL_STEP_COUNT       0x4021
+#define VAR_ICE_STEP_COUNT         0x4022
+#define VAR_FIRST_POKE             0x4023
+#define VAR_MIRAGE_RND_H           0x4024
+#define VAR_MIRAGE_RND_L           0x4025
+#define VAR_SECRET_BASE_MAP        0x4026
+
+#define VAR_HAPPINESS_STEP_COUNTER 0x402A
+#define VAR_POISON_STEP_COUNTER    0x402B
+#define VAR_RESET_RTC_ENABLE       0x402C
+
+#define VAR_DAYS                   0x4040
+
+#define VAR_DEPT_STORE_FLOOR       0x4043
+#define VAR_POKELOT_PRIZE          0x4045
+#define VAR_NATIONAL_DEX           0x4046
+#define VAR_SHROOMISH_SIZE_RECORD  0x4047
+#define VAR_ASH_GATHER_COUNT       0x4048
+#define VAR_BIRCH_STATE            0x4049
+#define VAR_CRUISE_STEP_COUNT      0x404A
+#define VAR_POKELOT_RND1           0x404B
+#define VAR_POKELOT_RND2           0x404C
+
+#define VAR_BARBOACH_SIZE_RECORD   0x404F
+
+#define VAR_0x4054                 0x4054
+
+#define VAR_0x4089                 0x4089
+#define VAR_0x4095                 0x4095
+#define VAR_0x4097                 0x4097
+#define VAR_0x409a                 0x409a
+#define VAR_PORTHOLE               0x40B4
+
+#define VAR_0x40BC                 0x40BC
+#define VAR_0x40C2                 0x40C2
+
+#endif // GUARD_VARS_H
diff --git a/ld_script.txt b/ld_script.txt
index f5faaf1e2..c570efd4f 100644
--- a/ld_script.txt
+++ b/ld_script.txt
@@ -93,6 +93,7 @@ SECTIONS {
         asm/script.o(.text);
         asm/scrcmd.o(.text);
         asm/field_control_avatar.o(.text);
+        src/event_data.o(.text);
         asm/event_data.o(.text);
         asm/coord_event_weather.o(.text);
         asm/field_tasks.o(.text);
diff --git a/src/event_data.c b/src/event_data.c
new file mode 100644
index 000000000..1545ab6e7
--- /dev/null
+++ b/src/event_data.c
@@ -0,0 +1,11 @@
+#include "global.h"
+#include "event_data.h"
+
+extern u8 gUnknown_020375FC[16];
+
+void InitEventData(void)
+{
+    memset(gSaveBlock1Ptr->flags, 0, sizeof(gSaveBlock1Ptr->flags));
+    memset(gSaveBlock1Ptr->vars, 0, sizeof(gSaveBlock1Ptr->vars));
+    memset(gUnknown_020375FC, 0, sizeof(gUnknown_020375FC));
+}