Move event data to data/events/

40 files changed, 242 insertions, 205 deletions

diff --git a/constants/item_data_constants.asm b/constants/item_data_constants.asm
index b3a35d72b..495469e02 100644
--- a/constants/item_data_constants.asm
+++ b/constants/item_data_constants.asm
@@ -18,14 +18,18 @@ const_value set 1
 
 ; item menu types
 ; UseItem.dw indexes (see engine/pack.asm)
+; UseRegisteredItem.SwitchTo indexes (see engine/select_menu.asm)
 ITEMMENU_NOUSE   EQU 0
 ITEMMENU_CURRENT EQU 4
 ITEMMENU_PARTY   EQU 5
 ITEMMENU_CLOSE   EQU 6
 
 ; item actions
-CANT_SELECT EQU 1 << 6
-CANT_TOSS   EQU 1 << 7
+CANT_SELECT_F EQU 6
+CANT_TOSS_F   EQU 7
+
+CANT_SELECT EQU 1 << CANT_SELECT_F
+CANT_TOSS   EQU 1 << CANT_TOSS_F
 
 
 ; pack pockets
@@ -34,7 +38,7 @@ CANT_TOSS   EQU 1 << 7
 	const BALL_POCKET     ; 1
 	const KEY_ITEM_POCKET ; 2
 	const TM_HM_POCKET    ; 3
-NUM_POCKETS EQU const_value +- 1
+NUM_POCKETS EQU const_value
 
 MAX_ITEMS     EQU 20
 MAX_BALLS     EQU 12
@@ -170,29 +174,3 @@ const_value set 70
 	const MART_MT_MOON
 	const MART_INDIGO_PLATEAU
 	const MART_UNDERGROUND
-
-
-; PartyMenuQualityPointers indexes (see data/party_menu_qualities.asm)
-	const_def
-	const PARTYMENUACTION_CHOOSE_POKEMON
-	const PARTYMENUACTION_HEALING_ITEM
-	const PARTYMENUACTION_SWITCH
-	const PARTYMENUACTION_TEACH_TMHM
-	const PARTYMENUACTION_MOVE
-	const PARTYMENUACTION_EVO_STONE
-	const PARTYMENUACTION_GIVE_MON
-	const PARTYMENUACTION_GIVE_MON_FEMALE ; unused
-	const PARTYMENUACTION_GIVE_ITEM
-	const PARTYMENUACTION_MOBILE ; mobile
-; PrintPartyMenuActionText arguments (see engine/party_menu.asm)
-const_value set $f0
-	const PARTYMENUTEXT_HEAL_PSN
-	const PARTYMENUTEXT_HEAL_BRN
-	const PARTYMENUTEXT_HEAL_FRZ
-	const PARTYMENUTEXT_HEAL_SLP
-	const PARTYMENUTEXT_HEAL_PAR
-	const PARTYMENUTEXT_HEAL_HP
-	const PARTYMENUTEXT_HEAL_ALL
-	const PARTYMENUTEXT_REVIVE
-	const PARTYMENUTEXT_LEVEL_UP
-	const PARTYMENUTEXT_HEAL_CONFUSION
diff --git a/constants/menu_constants.asm b/constants/menu_constants.asm
index 8f1257593..08f584ff1 100644
--- a/constants/menu_constants.asm
+++ b/constants/menu_constants.asm
@@ -69,3 +69,29 @@ NUM_MONMENU_ITEMS EQU 8
 ; start/select menu return values
 HMENURETURN_SCRIPT EQU %10000000
 HMENURETURN_ASM    EQU %11111111
+
+
+; PartyMenuQualityPointers indexes (see data/party_menu_qualities.asm)
+	const_def
+	const PARTYMENUACTION_CHOOSE_POKEMON
+	const PARTYMENUACTION_HEALING_ITEM
+	const PARTYMENUACTION_SWITCH
+	const PARTYMENUACTION_TEACH_TMHM
+	const PARTYMENUACTION_MOVE
+	const PARTYMENUACTION_EVO_STONE
+	const PARTYMENUACTION_GIVE_MON
+	const PARTYMENUACTION_GIVE_MON_FEMALE ; unused
+	const PARTYMENUACTION_GIVE_ITEM
+	const PARTYMENUACTION_MOBILE ; mobile
+; PrintPartyMenuActionText arguments (see engine/party_menu.asm)
+const_value set $f0
+	const PARTYMENUTEXT_HEAL_PSN
+	const PARTYMENUTEXT_HEAL_BRN
+	const PARTYMENUTEXT_HEAL_FRZ
+	const PARTYMENUTEXT_HEAL_SLP
+	const PARTYMENUTEXT_HEAL_PAR
+	const PARTYMENUTEXT_HEAL_HP
+	const PARTYMENUTEXT_HEAL_ALL
+	const PARTYMENUTEXT_REVIVE
+	const PARTYMENUTEXT_LEVEL_UP
+	const PARTYMENUTEXT_HEAL_CONFUSION
diff --git a/constants/pokemon_constants.asm b/constants/pokemon_constants.asm
index f3d03b3a0..8b3b45100 100644
--- a/constants/pokemon_constants.asm
+++ b/constants/pokemon_constants.asm
@@ -277,6 +277,13 @@ NUM_POKEMON EQU const_value +- 1
 	const MON_FE     ; fe
 
 ; Unown forms
+; indexes for:
+; - UnownWords (see data/pokemon/unown_words.asm)
+; - UnownPicPointers (see data/pokemon/unown_pic_pointers.asm)
+; - UnownAnimationPointers (see gfx/pokemon/unown_anim_pointers.asm)
+; - UnownAnimationIdlePointers (see gfx/pokemon/unown_idle_pointers.asm)
+; - UnownBitmasksPointers (see gfx/pokemon/unown_bitmask_pointers.asm)
+; - UnownFramesPointers (see gfx/pokemon/unown_frame_pointers.asm)
 const_value set 1
 	const UNOWN_A ;  1
 	const UNOWN_B ;  2
diff --git a/data/bug_contest_flags.asm b/data/events/bug_contest_flags.asm
index 04d748270..04d748270 100644
--- a/data/bug_contest_flags.asm
+++ b/data/events/bug_contest_flags.asm
diff --git a/data/bug_contest_winners.asm b/data/events/bug_contest_winners.asm
index 7a465edf5..7a465edf5 100644
--- a/data/bug_contest_winners.asm
+++ b/data/events/bug_contest_winners.asm
diff --git a/data/collision_stdscripts.asm b/data/events/collision_stdscripts.asm
index 8156d039d..8156d039d 100644
--- a/data/collision_stdscripts.asm
+++ b/data/events/collision_stdscripts.asm
diff --git a/data/elevator_floors.asm b/data/events/elevator_floors.asm
index abc793cf2..abc793cf2 100644
--- a/data/elevator_floors.asm
+++ b/data/events/elevator_floors.asm
diff --git a/data/field_move_blocks.asm b/data/events/field_move_blocks.asm
index d97fdc995..d97fdc995 100644
--- a/data/field_move_blocks.asm
+++ b/data/events/field_move_blocks.asm
diff --git a/data/events/happiness_chances.asm b/data/events/happiness_chances.asm
new file mode 100644
index 000000000..22a7395d9
--- /dev/null
+++ b/data/events/happiness_chances.asm
@@ -0,0 +1,12 @@
+HappinessData_YoungerHaircutBrother: ; 7459
+	db $4c, 2, HAPPINESS_YOUNGCUT1 ; 30% chance
+	db $80, 3, HAPPINESS_YOUNGCUT2 ; 20% chance
+	db $ff, 4, HAPPINESS_YOUNGCUT3 ; 50% chance
+
+HappinessData_OlderHaircutBrother: ; 7462
+	db $9a, 2, HAPPINESS_OLDERCUT1 ; 60% chance
+	db $4c, 3, HAPPINESS_OLDERCUT2 ; 10% chance
+	db $ff, 4, HAPPINESS_OLDERCUT3 ; 30% chance
+
+HappinessData_DaisysGrooming: ; 746b
+	db $ff, 2, HAPPINESS_GROOMING ; 99.6% chance
diff --git a/data/happiness_changes.asm b/data/events/happiness_changes.asm
index de60ea32d..de60ea32d 100644
--- a/data/happiness_changes.asm
+++ b/data/events/happiness_changes.asm
diff --git a/data/events/magikarp_lengths.asm b/data/events/magikarp_lengths.asm
new file mode 100644
index 000000000..a631ef719
--- /dev/null
+++ b/data/events/magikarp_lengths.asm
@@ -0,0 +1,21 @@
+MagikarpLengths: ; fbca8
+; [wMagikarpLength] = z * 100 + (bc - x) / y
+; First argument is the bc threshold as well as x.
+; Second argument is y.
+; In reality, due to the bug at .BCLessThanDE,
+; the threshold is determined by only register b.
+	dwb   110, 1 ; not used unless the bug is fixed
+	dwb   310, 2
+	dwb   710, 4
+	dwb  2710, 20
+	dwb  7710, 50
+	dwb 17710, 100
+	dwb 32710, 150
+	dwb 47710, 150
+	dwb 57710, 100
+	dwb 62710, 50
+	dwb 64710, 20
+	dwb 65210, 5
+	dwb 65410, 2
+	dwb 65510, 1 ; not used
+; fbcd2
diff --git a/data/npc_trades.asm b/data/events/npc_trades.asm
index d16670984..d16670984 100644
--- a/data/npc_trades.asm
+++ b/data/events/npc_trades.asm
diff --git a/data/odd_eggs.asm b/data/events/odd_eggs.asm
index aa7e8176b..aa7e8176b 100644
--- a/data/odd_eggs.asm
+++ b/data/events/odd_eggs.asm
diff --git a/data/events/pokedex_ratings.asm b/data/events/pokedex_ratings.asm
new file mode 100644
index 000000000..be23c401f
--- /dev/null
+++ b/data/events/pokedex_ratings.asm
@@ -0,0 +1,24 @@
+OakRatings: ; 0x2667f
+; if you caught at most this many, play this sound, load this text
+; (text is defined in engine/events/prof_oaks_pc.asm)
+	dbww   9, SFX_DEX_FANFARE_LESS_THAN_20, OakRating01
+	dbww  19, SFX_DEX_FANFARE_LESS_THAN_20, OakRating02
+	dbww  34, SFX_DEX_FANFARE_20_49,        OakRating03
+	dbww  49, SFX_DEX_FANFARE_20_49,        OakRating04
+	dbww  64, SFX_DEX_FANFARE_50_79,        OakRating05
+	dbww  79, SFX_DEX_FANFARE_50_79,        OakRating06
+	dbww  94, SFX_DEX_FANFARE_80_109,       OakRating07
+	dbww 109, SFX_DEX_FANFARE_80_109,       OakRating08
+	dbww 124, SFX_CAUGHT_MON,               OakRating09
+	dbww 139, SFX_CAUGHT_MON,               OakRating10
+	dbww 154, SFX_DEX_FANFARE_140_169,      OakRating11
+	dbww 169, SFX_DEX_FANFARE_140_169,      OakRating12
+	dbww 184, SFX_DEX_FANFARE_170_199,      OakRating13
+	dbww 199, SFX_DEX_FANFARE_170_199,      OakRating14
+	dbww 214, SFX_DEX_FANFARE_200_229,      OakRating15
+	dbww 229, SFX_DEX_FANFARE_200_229,      OakRating16
+	dbww 239, SFX_DEX_FANFARE_230_PLUS,     OakRating17
+	dbww 248, SFX_DEX_FANFARE_230_PLUS,     OakRating18
+	dbww 255, SFX_DEX_FANFARE_230_PLUS,     OakRating19
+ ; 0x266de
+ 
\ No newline at end of file
diff --git a/data/unown_walls.asm b/data/events/unown_walls.asm
index c05d37004..c05d37004 100644
--- a/data/unown_walls.asm
+++ b/data/events/unown_walls.asm
diff --git a/data/items/pocket_names.asm b/data/items/pocket_names.asm
new file mode 100644
index 000000000..880e08fe3
--- /dev/null
+++ b/data/items/pocket_names.asm
@@ -0,0 +1,11 @@
+ItemPocketNames:
+; entries correspond to item type constants
+	dw .Item
+	dw .Key
+	dw .Ball
+	dw .TM
+
+.Item: db "ITEM POCKET@"
+.Key:  db "KEY POCKET@"
+.Ball: db "BALL POCKET@"
+.TM:   db "TM POCKET@"
diff --git a/data/phone/non_trainer_names.asm b/data/phone/non_trainer_names.asm
new file mode 100644
index 000000000..184a93113
--- /dev/null
+++ b/data/phone/non_trainer_names.asm
@@ -0,0 +1,16 @@
+NonTrainerCallerNames: ; 903d6
+; entries correspond to PHONECONTACT_* constants
+	dw .none
+	dw .mom
+	dw .bikeshop
+	dw .bill
+	dw .elm
+	dw .buena
+
+.none:     db "----------@"
+.mom:      db "MOM:@"
+.bill:     db "BILL:@"
+.elm:      db "PROF.ELM:@"
+.bikeshop: db "BIKE SHOP:@"
+.buena:    db "BUENA:<LNBRK>   DISC JOCKEY@"
+; 90423
diff --git a/data/phone/special_calls.asm b/data/phone/special_calls.asm
index 03c27743a..5dba36fc9 100644
--- a/data/phone/special_calls.asm
+++ b/data/phone/special_calls.asm
@@ -7,12 +7,12 @@ ENDM
 
 SpecialPhoneCallList: ; 90627
 ; entries correspond to SPECIALCALL_* constants
-	specialcall SpecialCallOnlyWhenOutside, PHONE_ELM, ElmPhoneScript2
-	specialcall SpecialCallOnlyWhenOutside, PHONE_ELM, ElmPhoneScript2
-	specialcall SpecialCallOnlyWhenOutside, PHONE_ELM, ElmPhoneScript2
-	specialcall SpecialCallOnlyWhenOutside, PHONE_ELM, ElmPhoneScript2
-	specialcall SpecialCallWhereverYouAre,  PHONE_ELM, ElmPhoneScript2
-	specialcall SpecialCallWhereverYouAre,  PHONE_OAK, BikeShopPhoneScript
-	specialcall SpecialCallWhereverYouAre,  PHONE_MOM, MomPhoneLectureScript
-	specialcall SpecialCallOnlyWhenOutside, PHONE_ELM, ElmPhoneScript2
+	specialcall SpecialCallOnlyWhenOutside, PHONECONTACT_ELM,      ElmPhoneScript2
+	specialcall SpecialCallOnlyWhenOutside, PHONECONTACT_ELM,      ElmPhoneScript2
+	specialcall SpecialCallOnlyWhenOutside, PHONECONTACT_ELM,      ElmPhoneScript2
+	specialcall SpecialCallOnlyWhenOutside, PHONECONTACT_ELM,      ElmPhoneScript2
+	specialcall SpecialCallWhereverYouAre,  PHONECONTACT_ELM,      ElmPhoneScript2
+	specialcall SpecialCallWhereverYouAre,  PHONECONTACT_BIKESHOP, BikeShopPhoneScript
+	specialcall SpecialCallWhereverYouAre,  PHONECONTACT_MOM,      MomPhoneLectureScript
+	specialcall SpecialCallOnlyWhenOutside, PHONECONTACT_ELM,      ElmPhoneScript2
 ; 90657
diff --git a/data/pokemon/unown_words.asm b/data/pokemon/unown_words.asm
new file mode 100644
index 000000000..4283d3708
--- /dev/null
+++ b/data/pokemon/unown_words.asm
@@ -0,0 +1,67 @@
+unownword: MACRO
+x = 1
+	rept STRLEN(\1)
+	db STRSUB(\1, x, 1) - $40
+x = x + 1
+	endr
+	db -1
+ENDM
+
+UnownWords: ; fba5a
+; entries correspond to UNOWN_* form constants
+	dw UnownWordA
+	dw UnownWordA
+	dw UnownWordB
+	dw UnownWordC
+	dw UnownWordD
+	dw UnownWordE
+	dw UnownWordF
+	dw UnownWordG
+	dw UnownWordH
+	dw UnownWordI
+	dw UnownWordJ
+	dw UnownWordK
+	dw UnownWordL
+	dw UnownWordM
+	dw UnownWordN
+	dw UnownWordO
+	dw UnownWordP
+	dw UnownWordQ
+	dw UnownWordR
+	dw UnownWordS
+	dw UnownWordT
+	dw UnownWordU
+	dw UnownWordV
+	dw UnownWordW
+	dw UnownWordX
+	dw UnownWordY
+	dw UnownWordZ
+; fba90
+
+UnownWordA: unownword "ANGRY"
+UnownWordB: unownword "BEAR"
+UnownWordC: unownword "CHASE"
+UnownWordD: unownword "DIRECT"
+UnownWordE: unownword "ENGAGE"
+UnownWordF: unownword "FIND"
+UnownWordG: unownword "GIVE"
+UnownWordH: unownword "HELP"
+UnownWordI: unownword "INCREASE"
+UnownWordJ: unownword "JOIN"
+UnownWordK: unownword "KEEP"
+UnownWordL: unownword "LAUGH"
+UnownWordM: unownword "MAKE"
+UnownWordN: unownword "NUZZLE"
+UnownWordO: unownword "OBSERVE"
+UnownWordP: unownword "PERFORM"
+UnownWordQ: unownword "QUICKEN"
+UnownWordR: unownword "REASSURE"
+UnownWordS: unownword "SEARCH"
+UnownWordT: unownword "TELL"
+UnownWordU: unownword "UNDO"
+UnownWordV: unownword "VANISH"
+UnownWordW: unownword "WANT"
+UnownWordX: unownword "XXXXX"
+UnownWordY: unownword "YIELD"
+UnownWordZ: unownword "ZOOM"
+; fbb32
diff --git a/data/sprites/player_sprites.asm b/data/sprites/player_sprites.asm
new file mode 100644
index 000000000..89eb6e831
--- /dev/null
+++ b/data/sprites/player_sprites.asm
@@ -0,0 +1,13 @@
+ChrisStateSprites:
+	db PLAYER_NORMAL,    SPRITE_CHRIS
+	db PLAYER_BIKE,      SPRITE_CHRIS_BIKE
+	db PLAYER_SURF,      SPRITE_SURF
+	db PLAYER_SURF_PIKA, SPRITE_SURFING_PIKACHU
+	db -1 ; end
+
+KrisStateSprites:
+	db PLAYER_NORMAL,    SPRITE_KRIS
+	db PLAYER_BIKE,      SPRITE_KRIS_BIKE
+	db PLAYER_SURF,      SPRITE_SURF
+	db PLAYER_SURF_PIKA, SPRITE_SURFING_PIKACHU
+	db -1 ; end
diff --git a/data/unown_words.asm b/data/unown_words.asm
deleted file mode 100644
index ea8c4b2a8..000000000
--- a/data/unown_words.asm
+++ /dev/null
@@ -1,67 +0,0 @@
-unownword: MACRO
-x = 1
-	rept STRLEN(\1)
-	db STRSUB(\1, x, 1) - $40
-x = x + 1
-	endr
-	db -1
-ENDM
-
-UnownWords: ; fba5a
-; entries correspond to Unown forms
-	dw UnownWord1
-	dw UnownWord1
-	dw UnownWord2
-	dw UnownWord3
-	dw UnownWord4
-	dw UnownWord5
-	dw UnownWord6
-	dw UnownWord7
-	dw UnownWord8
-	dw UnownWord9
-	dw UnownWord10
-	dw UnownWord11
-	dw UnownWord12
-	dw UnownWord13
-	dw UnownWord14
-	dw UnownWord15
-	dw UnownWord16
-	dw UnownWord17
-	dw UnownWord18
-	dw UnownWord19
-	dw UnownWord20
-	dw UnownWord21
-	dw UnownWord22
-	dw UnownWord23
-	dw UnownWord24
-	dw UnownWord25
-	dw UnownWord26
-; fba90
-
-UnownWord1:  unownword "ANGRY"
-UnownWord2:  unownword "BEAR"
-UnownWord3:  unownword "CHASE"
-UnownWord4:  unownword "DIRECT"
-UnownWord5:  unownword "ENGAGE"
-UnownWord6:  unownword "FIND"
-UnownWord7:  unownword "GIVE"
-UnownWord8:  unownword "HELP"
-UnownWord9:  unownword "INCREASE"
-UnownWord10: unownword "JOIN"
-UnownWord11: unownword "KEEP"
-UnownWord12: unownword "LAUGH"
-UnownWord13: unownword "MAKE"
-UnownWord14: unownword "NUZZLE"
-UnownWord15: unownword "OBSERVE"
-UnownWord16: unownword "PERFORM"
-UnownWord17: unownword "QUICKEN"
-UnownWord18: unownword "REASSURE"
-UnownWord19: unownword "SEARCH"
-UnownWord20: unownword "TELL"
-UnownWord21: unownword "UNDO"
-UnownWord22: unownword "VANISH"
-UnownWord23: unownword "WANT"
-UnownWord24: unownword "XXXXX"
-UnownWord25: unownword "YIELD"
-UnownWord26: unownword "ZOOM"
-; fbb32
diff --git a/engine/events/bug_contest/contest_2.asm b/engine/events/bug_contest/contest_2.asm
index 80f0bda97..56afefb72 100755
--- a/engine/events/bug_contest/contest_2.asm
+++ b/engine/events/bug_contest/contest_2.asm
@@ -74,7 +74,7 @@ CheckBugContestContestantFlag: ; 139ed
 	ret
 ; 139fe
 
-INCLUDE "data/bug_contest_flags.asm"
+INCLUDE "data/events/bug_contest_flags.asm"
 
 ContestDropOffMons: ; 13a12
 	ld hl, PartyMon1HP
diff --git a/engine/events/bug_contest/judging.asm b/engine/events/bug_contest/judging.asm
index e9659707b..6c8d7e82d 100755
--- a/engine/events/bug_contest/judging.asm
+++ b/engine/events/bug_contest/judging.asm
@@ -134,7 +134,7 @@ LoadContestantName: ; 13730
 ; 13783
 
 
-INCLUDE "data/bug_contest_winners.asm"
+INCLUDE "data/events/bug_contest_winners.asm"
 ; 13807
 
 
diff --git a/engine/events/elevator.asm b/engine/events/elevator.asm
index fba2cb0ef..6138ca6bd 100755
--- a/engine/events/elevator.asm
+++ b/engine/events/elevator.asm
@@ -229,4 +229,4 @@ FloorToString: ; 13575
 	ret
 ; 13583
 
-INCLUDE "data/elevator_floors.asm"
+INCLUDE "data/events/elevator_floors.asm"
diff --git a/engine/events/happiness_egg.asm b/engine/events/happiness_egg.asm
index f5055f512..7300d0938 100755
--- a/engine/events/happiness_egg.asm
+++ b/engine/events/happiness_egg.asm
@@ -103,7 +103,7 @@ ChangeHappiness: ; 71c2
 	ret
 
 
-INCLUDE "data/happiness_changes.asm"
+INCLUDE "data/events/happiness_changes.asm"
 
 
 StepHappiness:: ; 725a
diff --git a/engine/events/magikarp.asm b/engine/events/magikarp.asm
index bb86a98ab..b0f327d07 100644
--- a/engine/events/magikarp.asm
+++ b/engine/events/magikarp.asm
@@ -189,7 +189,7 @@ CalcMagikarpLength: ; fbbfc
 
 .no
 
-	ld hl, .Lengths
+	ld hl, MagikarpLengths
 	ld a, 2
 	ld [wd265], a
 
@@ -308,26 +308,7 @@ CalcMagikarpLength: ; fbbfc
 	ret
 ; fbca8
 
-.Lengths: ; fbca8
-; [wMagikarpLength] = z * 100 + (bc - x) / y
-; First argument is the bc threshold as well as x.
-; Second argument is y.
-; In reality, due to the bug at .BCLessThanDE, the threshold is determined by only register b.
-	dwb   110, 1 ; not used unless the bug is fixed
-	dwb   310, 2
-	dwb   710, 4
-	dwb  2710, 20
-	dwb  7710, 50
-	dwb 17710, 100
-	dwb 32710, 150
-	dwb 47710, 150
-	dwb 57710, 100
-	dwb 62710, 50
-	dwb 64710, 20
-	dwb 65210, 5
-	dwb 65410, 2
-	dwb 65510, 1 ; not used
-; fbcd2
+INCLUDE "data/events/magikarp_lengths.asm"
 
 
 
diff --git a/engine/events/odd_egg.asm b/engine/events/odd_egg.asm
index da8d21d60..004165289 100644
--- a/engine/events/odd_egg.asm
+++ b/engine/events/odd_egg.asm
@@ -93,4 +93,4 @@ _GiveOddEgg: ; 1fb4b6
 .Odd:
 	db "ODD@@@@@@@@@"
 
-INCLUDE "data/odd_eggs.asm"
+INCLUDE "data/events/odd_eggs.asm"
diff --git a/engine/events/overworld.asm b/engine/events/overworld.asm
index 576c6eebf..713457b68 100755
--- a/engine/events/overworld.asm
+++ b/engine/events/overworld.asm
@@ -277,7 +277,7 @@ CheckOverworldTileArrays: ; c840
 	ret
 
 
-INCLUDE "data/field_move_blocks.asm"
+INCLUDE "data/events/field_move_blocks.asm"
 
 
 OWFlash: ; c8ac
diff --git a/engine/events/prof_oaks_pc.asm b/engine/events/prof_oaks_pc.asm
index 69949940b..4104279a2 100755
--- a/engine/events/prof_oaks_pc.asm
+++ b/engine/events/prof_oaks_pc.asm
@@ -98,27 +98,7 @@ endr
 	ld l, a
 	ret
 
-OakRatings: ; 0x2667f
-; if you caught at most this many, play this sound, load this text
-	dbww   9, SFX_DEX_FANFARE_LESS_THAN_20, OakRating01
-	dbww  19, SFX_DEX_FANFARE_LESS_THAN_20, OakRating02
-	dbww  34, SFX_DEX_FANFARE_20_49,        OakRating03
-	dbww  49, SFX_DEX_FANFARE_20_49,        OakRating04
-	dbww  64, SFX_DEX_FANFARE_50_79,        OakRating05
-	dbww  79, SFX_DEX_FANFARE_50_79,        OakRating06
-	dbww  94, SFX_DEX_FANFARE_80_109,       OakRating07
-	dbww 109, SFX_DEX_FANFARE_80_109,       OakRating08
-	dbww 124, SFX_CAUGHT_MON,               OakRating09
-	dbww 139, SFX_CAUGHT_MON,               OakRating10
-	dbww 154, SFX_DEX_FANFARE_140_169,      OakRating11
-	dbww 169, SFX_DEX_FANFARE_140_169,      OakRating12
-	dbww 184, SFX_DEX_FANFARE_170_199,      OakRating13
-	dbww 199, SFX_DEX_FANFARE_170_199,      OakRating14
-	dbww 214, SFX_DEX_FANFARE_200_229,      OakRating15
-	dbww 229, SFX_DEX_FANFARE_200_229,      OakRating16
-	dbww 239, SFX_DEX_FANFARE_230_PLUS,     OakRating17
-	dbww 248, SFX_DEX_FANFARE_230_PLUS,     OakRating18
-	dbww 255, SFX_DEX_FANFARE_230_PLUS,     OakRating19
+INCLUDE "data/events/pokedex_ratings.asm"
 
 OakPCText1: ; 0x266de
 	text_jump _OakPCText1
diff --git a/engine/events/special.asm b/engine/events/special.asm
index ecb75c8ea..08231f9ac 100755
--- a/engine/events/special.asm
+++ b/engine/events/special.asm
@@ -156,15 +156,15 @@ BillsGrandfather: ; 73f7
 	ret
 
 YoungerHaircutBrother: ; 7413
-	ld hl, Data_YoungerHaircutBrother
+	ld hl, HappinessData_YoungerHaircutBrother
 	jr HaircutOrGrooming
 
 OlderHaircutBrother: ; 7418
-	ld hl, Data_OlderHaircutBrother
+	ld hl, HappinessData_OlderHaircutBrother
 	jr HaircutOrGrooming
 
 DaisysGrooming: ; 741d
-	ld hl, Data_DaisysGrooming
+	ld hl, HappinessData_DaisysGrooming
 	; fallthrough
 
 HaircutOrGrooming: ; 7420
@@ -213,18 +213,7 @@ HaircutOrGrooming: ; 7420
 	ld [ScriptVar], a
 	ret
 
-Data_YoungerHaircutBrother: ; 7459
-	db $4c, 2, HAPPINESS_YOUNGCUT1 ; 30% chance
-	db $80, 3, HAPPINESS_YOUNGCUT2 ; 20% chance
-	db $ff, 4, HAPPINESS_YOUNGCUT3 ; 50% chance
-
-Data_OlderHaircutBrother: ; 7462
-	db $9a, 2, HAPPINESS_OLDERCUT1 ; 60% chance
-	db $4c, 3, HAPPINESS_OLDERCUT2 ; 10% chance
-	db $ff, 4, HAPPINESS_OLDERCUT3 ; 30% chance
-
-Data_DaisysGrooming: ; 746b
-	db $ff, 2, HAPPINESS_GROOMING ; 99.6% chance
+INCLUDE "data/events/happiness_chances.asm"
 
 CopyPokemonName_Buffer1_Buffer3: ; 746e
 	ld hl, StringBuffer1
diff --git a/engine/events/std_collision.asm b/engine/events/std_collision.asm
index 79dbc71f1..775f7c10c 100644
--- a/engine/events/std_collision.asm
+++ b/engine/events/std_collision.asm
@@ -23,7 +23,7 @@ CheckFacingTileForStdScript:: ; 1365b
 	xor a
 	ret
 
-INCLUDE "data/collision_stdscripts.asm"
+INCLUDE "data/events/collision_stdscripts.asm"
 
 Script_JumpStdFromRAM: ; 0x1369a
 	jump wJumpStdScriptBuffer
diff --git a/engine/events/unown_walls.asm b/engine/events/unown_walls.asm
index e09d18fe8..91b1d11f3 100644
--- a/engine/events/unown_walls.asm
+++ b/engine/events/unown_walls.asm
@@ -153,7 +153,7 @@ DisplayUnownWords: ; 8ae68
 	ret
 ; 8aebc
 
-INCLUDE "data/unown_walls.asm"
+INCLUDE "data/events/unown_walls.asm"
 
 _DisplayUnownWords_FillAttr: ; 8aee9
 	ld a, [de]
diff --git a/engine/items.asm b/engine/items.asm
index 503a76c6b..120756764 100755
--- a/engine/items.asm
+++ b/engine/items.asm
@@ -11,6 +11,7 @@ _ReceiveItem:: ; d1d5
 	ret
 
 .Pockets: ; d1e9
+; entries correspond to item types
 	dw .Item
 	dw .KeyItem
 	dw .Ball
@@ -51,6 +52,7 @@ _TossItem:: ; d20d
 	ret
 
 .Pockets:
+; entries correspond to item types
 	dw .Item
 	dw .KeyItem
 	dw .Ball
@@ -93,6 +95,7 @@ _CheckItem:: ; d244
 	ret
 
 .Pockets:
+; entries correspond to item types
 	dw .Item
 	dw .KeyItem
 	dw .Ball
@@ -492,7 +495,7 @@ _CheckTossableItem:: ; d427
 ; Return 1 in wItemAttributeParamBuffer and carry if CurItem can't be removed from the bag.
 	ld a, ITEMATTR_PERMISSIONS
 	call GetItemAttr
-	bit 7, a
+	bit CANT_TOSS_F, a
 	jr nz, ItemAttr_ReturnCarry
 	and a
 	ret
@@ -501,7 +504,7 @@ CheckSelectableItem: ; d432
 ; Return 1 in wItemAttributeParamBuffer and carry if CurItem can't be selected.
 	ld a, ITEMATTR_PERMISSIONS
 	call GetItemAttr
-	bit 6, a
+	bit CANT_SELECT_F, a
 	jr nz, ItemAttr_ReturnCarry
 	and a
 	ret
diff --git a/engine/npctrade.asm b/engine/npctrade.asm
index 40f6dd638..fa2792934 100755
--- a/engine/npctrade.asm
+++ b/engine/npctrade.asm
@@ -401,7 +401,7 @@ GetTradeMonNames: ; fce1b
 ; fce58
 
 
-INCLUDE "data/npc_trades.asm"
+INCLUDE "data/events/npc_trades.asm"
 
 
 PrintTradeText: ; fcf38
diff --git a/engine/overworld.asm b/engine/overworld.asm
index 32ef356e5..88356877c 100755
--- a/engine/overworld.asm
+++ b/engine/overworld.asm
@@ -60,14 +60,14 @@ RefreshSprites:: ; 14168
 
 GetPlayerSprite: ; 14183
 ; Get Chris or Kris's sprite.
-	ld hl, .Chris
+	ld hl, ChrisStateSprites
 	ld a, [wPlayerSpriteSetupFlags]
 	bit PLAYERSPRITESETUP_FEMALE_TO_MALE_F, a
 	jr nz, .go
 	ld a, [wPlayerGender]
 	bit PLAYERGENDER_FEMALE_F, a
 	jr z, .go
-	ld hl, .Kris
+	ld hl, KrisStateSprites
 
 .go
 	ld a, [PlayerState]
@@ -95,20 +95,7 @@ GetPlayerSprite: ; 14183
 	ld [PlayerObjectSprite], a
 	ret
 
-.Chris:
-	db PLAYER_NORMAL,    SPRITE_CHRIS
-	db PLAYER_BIKE,      SPRITE_CHRIS_BIKE
-	db PLAYER_SURF,      SPRITE_SURF
-	db PLAYER_SURF_PIKA, SPRITE_SURFING_PIKACHU
-	db -1 ; end
-
-.Kris:
-	db PLAYER_NORMAL,    SPRITE_KRIS
-	db PLAYER_BIKE,      SPRITE_KRIS_BIKE
-	db PLAYER_SURF,      SPRITE_SURF
-	db PLAYER_SURF_PIKA, SPRITE_SURFING_PIKACHU
-	db -1 ; end
-; 141c9
+INCLUDE "data/sprites/player_sprites.asm"
 
 
 AddMapSprites: ; 141c9
diff --git a/engine/party_menu.asm b/engine/party_menu.asm
index 5ef9b50de..a048eb5b7 100644
--- a/engine/party_menu.asm
+++ b/engine/party_menu.asm
@@ -839,6 +839,7 @@ PrintPartyMenuActionText: ; 50566
 ; 5057b
 
 .MenuActionTexts: ; 5057b
+; entries correspond to PARTYMENUTEXT_* constants
 	dw .Text_CuredOfPoison
 	dw .Text_BurnWasHealed
 	dw .Text_Defrosted
diff --git a/engine/phone/phone.asm b/engine/phone/phone.asm
index f402e9102..54ec224d7 100644
--- a/engine/phone/phone.asm
+++ b/engine/phone/phone.asm
@@ -704,21 +704,7 @@ GetCallerName: ; 903a9 (24:43a9)
 	ret
 ; 903d6 (24:43d6)
 
-NonTrainerCallerNames: ; 903d6
-	dw .none
-	dw .mom
-	dw .bikeshop
-	dw .bill
-	dw .elm
-	dw .buena
-
-.none db "----------@"
-.mom db "MOM:@"
-.bill db "BILL:@"
-.elm db "PROF.ELM:@"
-.bikeshop db "BIKE SHOP:@"
-.buena db "BUENA:<LNBRK>   DISC JOCKEY@"
-; 90423
+INCLUDE "data/phone/non_trainer_names.asm"
 
 Phone_GetTrainerName: ; 90423 (24:4423)
 	push hl
diff --git a/engine/pokedex/unown_dex.asm b/engine/pokedex/unown_dex.asm
index dc6db9dc6..40138735d 100755
--- a/engine/pokedex/unown_dex.asm
+++ b/engine/pokedex/unown_dex.asm
@@ -49,4 +49,4 @@ PrintUnownWord: ; fba2e (3e:7a2e)
 ; fba5a (3e:7a5a)
 
 
-INCLUDE "data/unown_words.asm"
+INCLUDE "data/pokemon/unown_words.asm"
diff --git a/engine/select_menu.asm b/engine/select_menu.asm
index e92c3ee50..114c16e06 100755
--- a/engine/select_menu.asm
+++ b/engine/select_menu.asm
@@ -33,6 +33,7 @@ CheckRegisteredItem: ; 13345
 	ret
 
 .Pockets:
+; entries correspond to *_POCKET constants
 	dw .CheckItem
 	dw .CheckBall
 	dw .CheckKeyItem
@@ -127,6 +128,7 @@ UseRegisteredItem: ; 133c3
 	ret
 
 .SwitchTo:
+; entries correspond to ITEMMENU_* constants
 	dw .CantUse
 	dw .NoFunction
 	dw .NoFunction
diff --git a/engine/variables.asm b/engine/variables.asm
index 56c49f085..2897cc986 100755
--- a/engine/variables.asm
+++ b/engine/variables.asm
@@ -54,7 +54,7 @@ _GetVarAction:: ; 80648 (20:4648)
 	dwb MapGroup,                       RETVAR_STRBUF2
 	dwb MapNumber,                      RETVAR_STRBUF2
 	dwb .UnownCaught,                   RETVAR_EXECUTE
-	dwb wEnvironment,                    RETVAR_STRBUF2
+	dwb wEnvironment,                   RETVAR_STRBUF2
 	dwb .BoxFreeSpace,                  RETVAR_EXECUTE
 	dwb wBugContestMinsRemaining,       RETVAR_STRBUF2
 	dwb XCoord,                         RETVAR_STRBUF2