Add Phase 4 new moves (Gen 3+ competitive staples)

New moves added:
- Stat boosters: Dragon Dance, Calm Mind, Bulk Up, Hone Claws
- High-power: Close Combat (120 BP, lowers user Def/SpD), Brave Bird (120 BP recoil), Flare Blitz (120 BP recoil+burn)
- Switching: U-turn (Bug), Volt Switch (Electric)
- Utility: Roost (50% heal), Will-O-Wisp (burn status)

https://claude.ai/code/session_01DjUUDno7P4YNuudznB4MoT

constants/move_constants.asm

@@ -257,6 +257,18 @@
 	const ROCK_SMASH   ; f9
 	const WHIRLPOOL    ; fa
 	const BEAT_UP      ; fb
+	; New moves (Gen 3+)
+	const DRAGON_DANCE ; fc
+	const CALM_MIND    ; fd
+	const BULK_UP      ; fe
+	const HONE_CLAWS   ; ff
+	const CLOSE_COMBAT ; 100
+	const BRAVE_BIRD   ; 101
+	const FLARE_BLITZ  ; 102
+	const U_TURN       ; 103
+	const VOLT_SWITCH  ; 104
+	const ROOST        ; 105
+	const WILL_O_WISP  ; 106
 DEF NUM_ATTACKS EQU const_value - 1
 
 DEF CANNOT_MOVE EQU $ff

constants/move_effect_constants.asm

@@ -157,4 +157,13 @@
 	const EFFECT_BEAT_UP
 	const EFFECT_FLY
 	const EFFECT_DEFENSE_CURL
+	; New effects for Gen 3+ moves
+	const EFFECT_DRAGON_DANCE   ; +1 Atk, +1 Spd
+	const EFFECT_CALM_MIND      ; +1 SpA, +1 SpD
+	const EFFECT_BULK_UP        ; +1 Atk, +1 Def
+	const EFFECT_HONE_CLAWS     ; +1 Atk, +1 Acc
+	const EFFECT_CLOSE_COMBAT   ; Attack, -1 user Def, -1 user SpD
+	const EFFECT_U_TURN         ; Attack then switch
+	const EFFECT_ROOST          ; Heal 50% HP
+	const EFFECT_DO_BURN        ; Burn target (status move)
 DEF NUM_MOVE_EFFECTS EQU const_value

data/moves/effects.asm

@@ -2077,3 +2077,145 @@ DefenseCurl:
 	statupmessage
 	statupfailtext
 	endmove
+
+; New Gen 3+ move effects
+
+DragonDance:
+; +1 Attack, +1 Speed
+	checkobedience
+	usedmovetext
+	doturn
+	attackup
+	lowersub
+	statupanim
+	raisesub
+	statupmessage
+	speedup
+	lowersub
+	statupanim
+	raisesub
+	statupmessage
+	statupfailtext
+	endmove
+
+CalmMind:
+; +1 Special Attack, +1 Special Defense
+	checkobedience
+	usedmovetext
+	doturn
+	specialattackup
+	lowersub
+	statupanim
+	raisesub
+	statupmessage
+	specialdefenseup
+	lowersub
+	statupanim
+	raisesub
+	statupmessage
+	statupfailtext
+	endmove
+
+BulkUp:
+; +1 Attack, +1 Defense
+	checkobedience
+	usedmovetext
+	doturn
+	attackup
+	lowersub
+	statupanim
+	raisesub
+	statupmessage
+	defenseup
+	lowersub
+	statupanim
+	raisesub
+	statupmessage
+	statupfailtext
+	endmove
+
+HoneClaws:
+; +1 Attack, +1 Accuracy
+	checkobedience
+	usedmovetext
+	doturn
+	attackup
+	lowersub
+	statupanim
+	raisesub
+	statupmessage
+	accuracyup
+	lowersub
+	statupanim
+	raisesub
+	statupmessage
+	statupfailtext
+	endmove
+
+CloseCombat:
+; High power Fighting move that lowers user's Def and SpD
+	checkobedience
+	usedmovetext
+	doturn
+	critical
+	damagestats
+	damagecalc
+	stab
+	damagevariation
+	checkhit
+	moveanim
+	failuretext
+	applydamage
+	criticaltext
+	supereffectivetext
+	checkfaint
+	buildopponentrage
+	; Lower user's defenses
+	switchturn
+	defensedown
+	statdownmessage
+	specialdefensedown
+	statdownmessage
+	switchturn
+	endmove
+
+UTurn:
+; Bug move that deals damage then switches out
+	checkobedience
+	usedmovetext
+	doturn
+	critical
+	damagestats
+	damagecalc
+	stab
+	damagevariation
+	checkhit
+	moveanim
+	failuretext
+	applydamage
+	criticaltext
+	supereffectivetext
+	checkfaint
+	buildopponentrage
+	kingsrock
+	batonpass
+	endmove
+
+Roost:
+; Heal 50% of max HP
+	checkobedience
+	usedmovetext
+	doturn
+	heal
+	endmove
+
+DoBurn:
+; Burns the target (status move)
+	checkobedience
+	usedmovetext
+	doturn
+	checkhit
+	stab
+	checksafeguard
+	burntarget
+	endmove

data/moves/effects_pointers.asm

@@ -158,4 +158,13 @@ MoveEffectsPointers:
 	dw BeatUp
 	dw Fly
 	dw DefenseCurl
+	; New effects for Gen 3+ moves
+	dw DragonDance
+	dw CalmMind
+	dw BulkUp
+	dw HoneClaws
+	dw CloseCombat
+	dw UTurn
+	dw Roost
+	dw DoBurn
 	assert_table_length NUM_MOVE_EFFECTS

data/moves/moves.asm

@@ -266,4 +266,16 @@ Moves:
 	move ROCK_SMASH,   EFFECT_DEFENSE_DOWN_HIT,   20, FIGHTING,     100, 15,  50, CATEGORY_PHYSICAL
 	move WHIRLPOOL,    EFFECT_TRAP_TARGET,        15, WATER,         70, 15,   0, CATEGORY_SPECIAL
 	move BEAT_UP,      EFFECT_BEAT_UP,            10, DARK,         100, 10,   0, CATEGORY_PHYSICAL
+	; New moves (Gen 3+)
+	move DRAGON_DANCE, EFFECT_DRAGON_DANCE,        0, DRAGON,       100, 20,   0, CATEGORY_STATUS
+	move CALM_MIND,    EFFECT_CALM_MIND,           0, PSYCHIC_TYPE, 100, 20,   0, CATEGORY_STATUS
+	move BULK_UP,      EFFECT_BULK_UP,             0, FIGHTING,     100, 20,   0, CATEGORY_STATUS
+	move HONE_CLAWS,   EFFECT_HONE_CLAWS,          0, DARK,         100, 15,   0, CATEGORY_STATUS
+	move CLOSE_COMBAT, EFFECT_CLOSE_COMBAT,      120, FIGHTING,     100,  5,   0, CATEGORY_PHYSICAL
+	move BRAVE_BIRD,   EFFECT_RECOIL_HIT,        120, FLYING,       100, 15,   0, CATEGORY_PHYSICAL
+	move FLARE_BLITZ,  EFFECT_FLAME_WHEEL,       120, FIRE,         100, 15,  10, CATEGORY_PHYSICAL
+	move U_TURN,       EFFECT_U_TURN,             70, BUG,          100, 20,   0, CATEGORY_PHYSICAL
+	move VOLT_SWITCH,  EFFECT_U_TURN,             70, ELECTRIC,     100, 20,   0, CATEGORY_SPECIAL
+	move ROOST,        EFFECT_ROOST,               0, FLYING,       100, 10,   0, CATEGORY_STATUS
+	move WILL_O_WISP,  EFFECT_DO_BURN,             0, FIRE,          75, 15,   0, CATEGORY_STATUS
 	assert_table_length NUM_ATTACKS

data/moves/names.asm

@@ -251,4 +251,16 @@ MoveNames::
 	li "ROCK SMASH"
 	li "WHIRLPOOL"
 	li "BEAT UP"
+	; New moves (Gen 3+)
+	li "DRAGON DANCE"
+	li "CALM MIND"
+	li "BULK UP"
+	li "HONE CLAWS"
+	li "CLOSE COMBAT"
+	li "BRAVE BIRD"
+	li "FLARE BLITZ"
+	li "U-TURN"
+	li "VOLT SWITCH"
+	li "ROOST"
+	li "WILL-O-WISP"
 	assert_list_length NUM_ATTACKS