Miscellaneous labels

src/engine/duel/ai/core.asm

@@ -611,7 +611,7 @@ CheckIfCardCanBePlayed:
 	ret
 
 .trainer_card
-	bank1call CheckCantUseTrainerDueToHeadache
+	bank1call CheckCantUseTrainerDueToEffect
 	ret c
 	call LoadNonPokemonCardEffectCommands
 	ld a, EFFECTCMDTYPE_INITIAL_EFFECT_1

src/engine/duel/ai/decks/legendary_moltres.asm

@@ -110,7 +110,7 @@ AIDoTurn_LegendaryMoltres:
 	cp DECK_SIZE - 9
 	jr nc, .skip_moltres ; skip if cards in deck <= 9
 	ld a, MUK
-	call CountPokemonIDInBothPlayAreas
+	call CountPokemonWithActivePkmnPowerInBothPlayAreas
 	jr c, .skip_moltres ; skip if Muk in play
 	ld a, MOLTRES_LV37
 	call LookForCardIDInHandList_Bank5

src/engine/duel/ai/decks/legendary_ronald.asm

@@ -112,7 +112,7 @@ AIDoTurn_LegendaryRonald:
 	cp DECK_SIZE - 9
 	jr nc, .skip_moltres_1 ; skip if cards in deck <= 9
 	ld a, MUK
-	call CountPokemonIDInBothPlayAreas
+	call CountPokemonWithActivePkmnPowerInBothPlayAreas
 	jr c, .skip_moltres_1 ; skip if Muk in play
 	ld a, MOLTRES_LV37
 	call LookForCardIDInHandList_Bank5
@@ -167,7 +167,7 @@ AIDoTurn_LegendaryRonald:
 	cp DECK_SIZE - 9
 	jr nc, .skip_moltres_2 ; skip if cards in deck <= 9
 	ld a, MUK
-	call CountPokemonIDInBothPlayAreas
+	call CountPokemonWithActivePkmnPowerInBothPlayAreas
 	jr c, .skip_moltres_2 ; skip if Muk in play
 	ld a, MOLTRES_LV37
 	call LookForCardIDInHandList_Bank5

src/engine/duel/ai/energy.asm

@@ -168,10 +168,10 @@ AIProcessEnergyCards:
 ; add to AI score
 .check_venusaur
 	ld a, MUK
-	call CountPokemonIDInBothPlayAreas
+	call CountPokemonWithActivePkmnPowerInBothPlayAreas
 	jr c, .check_if_active
 	ld a, VENUSAUR_LV67
-	call CountPokemonIDInPlayArea
+	call CountTurnDuelistPokemonWithActivePkmnPower
 	jr nc, .check_if_active
 	ld a, 1
 	call AddToAIScore

src/engine/duel/ai/hand_pokemon.asm

@@ -501,7 +501,7 @@ AIDecideSpecialEvolutions:
 ; if there's no Muk, raise score
 .check_muk
 	ld a, MUK
-	call CountPokemonIDInBothPlayAreas
+	call CountPokemonWithActivePkmnPowerInBothPlayAreas
 	jr c, .lower_score
 	ld a, 10
 	call AddToAIScore
@@ -590,7 +590,7 @@ AIDecidePlayLegendaryBirds:
 .check_muk_and_snorlax
 	; checks for Muk in both Play Areas
 	ld a, MUK
-	call CountPokemonIDInBothPlayAreas
+	call CountPokemonWithActivePkmnPowerInBothPlayAreas
 	jr c, .subtract
 	; checks if player's active card is Snorlax
 	ld a, DUELVARS_ARENA_CARD
@@ -622,6 +622,6 @@ AIDecidePlayLegendaryBirds:
 .zapdos
 	; checks for Muk in both Play Areas
 	ld a, MUK
-	call CountPokemonIDInBothPlayAreas
+	call CountPokemonWithActivePkmnPowerInBothPlayAreas
 	jr c, .subtract
 	ret

src/engine/duel/ai/pkmn_powers.asm

@@ -19,11 +19,11 @@ HandleAIEnergyTrans:
 	ret z ; return if no Bench cards
 
 	ld a, VENUSAUR_LV67
-	call CountPokemonIDInPlayArea
+	call CountTurnDuelistPokemonWithActivePkmnPower
 	ret nc ; return if no VenusaurLv67 found in own Play Area
 
 	ld a, MUK
-	call CountPokemonIDInBothPlayAreas
+	call CountPokemonWithActivePkmnPowerInBothPlayAreas
 	ret c ; return if Muk found in any Play Area
 
 	ld a, [wce06]
@@ -411,7 +411,7 @@ AIEnergyTransTransferEnergyToBench:
 ; returns carry if turn ended.
 HandleAIPkmnPowers:
 	ld a, MUK
-	call CountPokemonIDInBothPlayAreas
+	call CountPokemonWithActivePkmnPowerInBothPlayAreas
 	ccf
 	ret nc ; return no carry if Muk is in play
 
@@ -944,7 +944,7 @@ HandleAICurse:
 ; handles AI logic for Cowardice
 HandleAICowardice:
 	ld a, MUK
-	call CountPokemonIDInBothPlayAreas
+	call CountPokemonWithActivePkmnPowerInBothPlayAreas
 	ret c ; return if there's Muk in play
 
 	farcall AIChooseRandomlyNotToDoAction
@@ -1041,10 +1041,10 @@ HandleAIDamageSwap:
 	ret c
 
 	ld a, ALAKAZAM
-	call CountPokemonIDInPlayArea
+	call CountTurnDuelistPokemonWithActivePkmnPower
 	ret nc ; return if no Alakazam
 	ld a, MUK
-	call CountPokemonIDInBothPlayAreas
+	call CountPokemonWithActivePkmnPowerInBothPlayAreas
 	ret c ; return if there's Muk in play
 
 ; only take damage off certain cards in Arena
@@ -1207,10 +1207,10 @@ HandleAIGoGoRainDanceEnergy:
 	ret nz ; return if not Go Go Rain Dance deck
 
 	ld a, BLASTOISE
-	call CountPokemonIDInPlayArea
+	call CountTurnDuelistPokemonWithActivePkmnPower
 	ret nc ; return if no Blastoise
 	ld a, MUK
-	call CountPokemonIDInBothPlayAreas
+	call CountPokemonWithActivePkmnPowerInBothPlayAreas
 	ret c ; return if there's Muk in play
 
 ; play all the energy cards that is needed.

src/engine/duel/ai/trainer_cards.asm

@@ -59,7 +59,7 @@ _AIProcessHandTrainerCards:
 
 ; if Headache effects prevent playing card
 ; move on to the next item in list.
-	bank1call CheckCantUseTrainerDueToHeadache
+	bank1call CheckCantUseTrainerDueToEffect
 	jp c, .next_in_data
 
 	call LoadNonPokemonCardEffectCommands
@@ -2348,12 +2348,12 @@ AIDecide_ProfessorOak:
 
 .handle_blastoise
 	ld a, MUK
-	call CountPokemonIDInBothPlayAreas
+	call CountPokemonWithActivePkmnPowerInBothPlayAreas
 	jr c, .check_hand
 
 ; no Muk in Play Area
 	ld a, BLASTOISE
-	call CountPokemonIDInPlayArea
+	call CountTurnDuelistPokemonWithActivePkmnPower
 	jr nc, .check_hand
 
 ; at least one Blastoise in AI Play Area
@@ -2635,10 +2635,10 @@ AIDecide_EnergyRetrieval:
 	cp GO_GO_RAIN_DANCE_DECK_ID
 	jr nz, .start
 	ld a, MUK
-	call CountPokemonIDInBothPlayAreas
+	call CountPokemonWithActivePkmnPowerInBothPlayAreas
 	jr c, .start
 	ld a, BLASTOISE
-	call CountPokemonIDInPlayArea
+	call CountTurnDuelistPokemonWithActivePkmnPower
 	jp nc, .no_carry
 
 .start
@@ -2897,10 +2897,10 @@ AIDecide_SuperEnergyRetrieval:
 	cp GO_GO_RAIN_DANCE_DECK_ID
 	jr nz, .start
 	ld a, MUK
-	call CountPokemonIDInBothPlayAreas
+	call CountPokemonWithActivePkmnPowerInBothPlayAreas
 	jr c, .start
 	ld a, BLASTOISE
-	call CountPokemonIDInPlayArea
+	call CountTurnDuelistPokemonWithActivePkmnPower
 	jp nc, .no_carry
 
 .start

src/engine/duel/core.asm

@@ -777,7 +777,7 @@ OpenVariousPlayAreaScreens_FromSelectPresses:
 ; some status condition or due the bench containing no alive Pokemon.
 ; return carry if unable, nc if able.
 CheckAbleToRetreat:
-	call CheckCantRetreatDueToAcid
+	call CheckUnableToRetreatDueToEffect
 	ret c
 	call CheckIfActiveCardParalyzedOrAsleep
 	ret c

src/engine/duel/effect_functions.asm

@@ -52,9 +52,9 @@ QueueStatusCondition:
 	cp SNORLAX
 	jr nz, .can_induce_status
 	call SwapTurn
-	xor a
+	xor a ; PLAY_AREA_ARENA
 	; ...unless already so, or if affected by Muk's Toxic Gas
-	call CheckCannotUseDueToStatus_OnlyToxicGasIfANon0
+	call CheckIsIncapableOfUsingPkmnPower
 	call SwapTurn
 	jr c, .can_induce_status
 
@@ -2150,7 +2150,7 @@ EnergyTrans_CheckPlayArea:
 	ldh a, [hTempPlayAreaLocation_ff9d]
 	ldh [hTemp_ffa0], a
 	ldh a, [hTempPlayAreaLocation_ff9d]
-	call CheckCannotUseDueToStatus_OnlyToxicGasIfANon0
+	call CheckIsIncapableOfUsingPkmnPower
 	ret c ; cannot use Pkmn Power
 
 ; search in Play Area for at least 1 Grass Energy type
@@ -2459,7 +2459,7 @@ Shift_OncePerTurnCheck:
 	and USED_PKMN_POWER_THIS_TURN
 	jr nz, .already_used
 	ldh a, [hTempPlayAreaLocation_ff9d]
-	call CheckCannotUseDueToStatus_OnlyToxicGasIfANon0
+	call CheckIsIncapableOfUsingPkmnPower
 	ret
 .already_used
 	ldtx hl, OnlyOncePerTurnText
@@ -2568,7 +2568,7 @@ Heal_OncePerTurnCheck:
 	ret c ; no damage counters to heal
 
 	ldh a, [hTempPlayAreaLocation_ff9d]
-	call CheckCannotUseDueToStatus_OnlyToxicGasIfANon0
+	call CheckIsIncapableOfUsingPkmnPower
 	ret
 
 .already_used
@@ -2666,7 +2666,7 @@ SolarPower_CheckUse:
 	jr nz, .already_used
 
 	ldh a, [hTempPlayAreaLocation_ff9d]
-	call CheckCannotUseDueToStatus_OnlyToxicGasIfANon0
+	call CheckIsIncapableOfUsingPkmnPower
 	ret c ; can't use PKMN due to status or Toxic Gas
 
 ; return carry if none of the Arena cards have status conditions
@@ -3372,7 +3372,7 @@ Blizzard_BenchDamageEffect:
 Cowardice_Check:
 	ldh a, [hTempPlayAreaLocation_ff9d]
 	ldh [hTemp_ffa0], a
-	call CheckCannotUseDueToStatus_OnlyToxicGasIfANon0
+	call CheckIsIncapableOfUsingPkmnPower
 	ret c ; return if cannot use
 
 	ld a, DUELVARS_NUMBER_OF_POKEMON_IN_PLAY_AREA
@@ -3997,8 +3997,8 @@ FireSpin_DiscardEffect:
 ; or if Arena card is not Charizard.
 ; this is unused.
 EnergyBurnCheck_Unreferenced:
-	xor a
-	bank1call CheckCannotUseDueToStatus_OnlyToxicGasIfANon0
+	xor a ; PLAY_AREA_ARENA
+	bank1call CheckIsIncapableOfUsingPkmnPower
 	ret c
 	ld a, DUELVARS_ARENA_CARD
 	push de
@@ -4373,7 +4373,7 @@ Curse_CheckDamageAndBench:
 ; return carry if Pkmn Power cannot be used due
 ; to Toxic Gas or status.
 	ldh a, [hTempPlayAreaLocation_ff9d]
-	call CheckCannotUseDueToStatus_OnlyToxicGasIfANon0
+	call CheckIsIncapableOfUsingPkmnPower
 	ret
 
 .set_carry
@@ -5000,7 +5000,7 @@ DamageSwap_CheckDamage:
 	call CheckIfPlayAreaHasAnyDamage
 	jr c, .no_damage
 	ldh a, [hTempPlayAreaLocation_ff9d]
-	call CheckCannotUseDueToStatus_OnlyToxicGasIfANon0
+	call CheckIsIncapableOfUsingPkmnPower
 	ret
 .no_damage
 	ldtx hl, NoPokemonWithDamageCountersText
@@ -5510,7 +5510,7 @@ StrangeBehavior_CheckDamage:
 	jr c, .set_carry
 ; can Pkmn Power be used?
 	ldh a, [hTempPlayAreaLocation_ff9d]
-	call CheckCannotUseDueToStatus_OnlyToxicGasIfANon0
+	call CheckIsIncapableOfUsingPkmnPower
 	ret
 
 .set_carry
@@ -6231,7 +6231,7 @@ Peek_OncePerTurnCheck:
 	and USED_PKMN_POWER_THIS_TURN
 	jr nz, .already_used
 	ldh a, [hTempPlayAreaLocation_ff9d]
-	call CheckCannotUseDueToStatus_OnlyToxicGasIfANon0
+	call CheckIsIncapableOfUsingPkmnPower
 	ret
 .already_used
 	ldtx hl, OnlyOncePerTurnText
@@ -7679,7 +7679,7 @@ StepIn_BenchCheck:
 	jr nz, .set_carry
 
 	ldh a, [hTempPlayAreaLocation_ff9d]
-	call CheckCannotUseDueToStatus_OnlyToxicGasIfANon0
+	call CheckIsIncapableOfUsingPkmnPower
 	ret
 
 .set_carry
@@ -8950,8 +8950,8 @@ ImakuniEffect:
 ; cannot confuse Snorlax if its Pkmn Power is active
 	cp SNORLAX
 	jr nz, .success
-	xor a
-	call CheckCannotUseDueToStatus_OnlyToxicGasIfANon0
+	xor a ; PLAY_AREA_ARENA
+	call CheckIsIncapableOfUsingPkmnPower
 	jr c, .success
 	; fallthrough if Thick Skinned is active
 

src/home/card_color.asm

@@ -28,7 +28,7 @@ GetPlayAreaCardColor::
 	ret
 .has_changed_color
 	ld a, e
-	call CheckCannotUseDueToStatus_OnlyToxicGasIfANon0
+	call CheckIsIncapableOfUsingPkmnPower
 	jr c, .regular_color ; jump if can't use Shift
 	ld a, e
 	add DUELVARS_ARENA_CARD_CHANGED_TYPE
@@ -97,8 +97,8 @@ HandleEnergyBurn::
 	ld a, e
 	cp CHARIZARD
 	ret nz
-	xor a
-	call CheckCannotUseDueToStatus_OnlyToxicGasIfANon0
+	xor a ; PLAY_AREA_ARENA
+	call CheckIsIncapableOfUsingPkmnPower
 	ret c
 	ld hl, wAttachedEnergies
 	ld c, NUM_COLORED_TYPES

src/home/duel.asm

@@ -1367,8 +1367,8 @@ ProcessPlayedPokemonCard::
 	ld a, [wLoadedCard1ID]
 	cp MUK
 	jr z, .use_pokemon_power
-	ld a, $01 ; check only Muk
-	call CheckCannotUseDueToStatus_OnlyToxicGasIfANon0
+	ld a, PLAY_AREA_BENCH_1 ; don't check status
+	call CheckIsIncapableOfUsingPkmnPower
 	jr nc, .use_pokemon_power
 	call DisplayUsePokemonPowerScreen
 	ldtx hl, UnableToUsePkmnPowerDueToToxicGasText
@@ -1752,7 +1752,7 @@ CheckSelfConfusionDamage::
 ; a trainer card is like an attack effect, with its own effect commands.
 ; return nc if the card was played, carry if it wasn't.
 PlayTrainerCard::
-	call CheckCantUseTrainerDueToHeadache
+	call CheckCantUseTrainerDueToEffect
 	jr c, .cant_use
 	ldh a, [hWhoseTurn]
 	ld h, a