Battle data goes in data/battle/

TreeMons, like fish groups, have constants

constants/battle_constants.asm

@@ -20,8 +20,14 @@ TREEMON_SLEEP_TURNS EQU 7
 ; default move priority
 BASE_PRIORITY EQU 1
 
-; PlayerStatLevels and EnemyStatLevels indexes
-; used for GetStatName
+; type effectiveness factors, scaled by 10
+SUPER_EFFECTIVE    EQU 20
+EFFECTIVE          EQU 10
+NOT_VERY_EFFECTIVE EQU 05
+NO_EFFECT          EQU 00
+
+; PlayerStatLevels and EnemyStatLevels indexes (see wram.asm)
+; GetStatName arguments (see data/battle/stat_names.asm)
 	const_def
 	const ATTACK
 	const DEFENSE

constants/item_constants.asm

@@ -290,9 +290,9 @@ NUM_HMS = const_value - HM01
 	add_mt ICE_BEAM
 NUM_TM_HM_TUTOR = __enum__ +- 1
 
-ITEM_FROM_MEM EQU $FF
+ITEM_FROM_MEM EQU $ff
 
 ; leftovers from red
 SAFARI_BALL    EQU $08 ; MOON_STONE
-MOON_STONE_RED EQU $0A ; BURN_HEAL
+MOON_STONE_RED EQU $0a ; BURN_HEAL
 FULL_HEAL_RED  EQU $34 ; X_SPEED

constants/map_data_constants.asm

@@ -253,6 +253,26 @@ const_value set 1
 NUM_FRUIT_TREES EQU const_value +- 1
 
 
+; treemon sets
+; TreeMons indexes (see data/wild/treemons.asm)
+	const_def
+	const TREEMON_SET_CITY
+	const TREEMON_SET_CANYON
+	const TREEMON_SET_AZALEA
+	const TREEMON_SET_ROUTE
+	const TREEMON_SET_KANTO
+	const TREEMON_SET_LAKE
+	const TREEMON_SET_FOREST
+	const TREEMON_SET_ROCK
+NUM_TREEMON_SETS EQU const_value
+
+; treemon scores
+	const_def
+	const TREEMON_SCORE_BAD  ; 0
+	const TREEMON_SCORE_GOOD ; 1
+	const TREEMON_SCORE_RARE ; 2
+
+
 ; elevator floors
 ; used by `elevfloor`
 	const_def