--星彩の竜輝巧
function c57970721.initial_effect(c)
	--Activate
	local e1=Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_ATKCHANGE+CATEGORY_DESTROY)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e1:SetHintTiming(0,TIMINGS_CHECK_MONSTER+TIMING_MAIN_END)
	e1:SetCountLimit(1,57970721+EFFECT_COUNT_CODE_OATH)
	e1:SetCondition(c57970721.condition)
	e1:SetTarget(c57970721.target)
	e1:SetOperation(c57970721.activate)
	c:RegisterEffect(e1)
end
function c57970721.condition(e,tp,eg,ep,ev,re,r,rp)
	return Duel.GetCurrentPhase()==PHASE_MAIN1 or Duel.GetCurrentPhase()==PHASE_MAIN2
end
function c57970721.filter(c)
	return c:IsFaceup() and (c:IsSetCard(0x154) or c:IsType(TYPE_RITUAL)) and c:IsAttackAbove(1000)
end
function c57970721.target(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return false end
	if chk==0 then return Duel.IsExistingTarget(c57970721.filter,tp,LOCATION_MZONE,0,1,nil)
		and Duel.IsExistingTarget(Card.IsFaceup,tp,0,LOCATION_MZONE,1,nil) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_TARGET)
	local g1=Duel.SelectTarget(tp,c57970721.filter,tp,LOCATION_MZONE,0,1,1,nil)
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_DESTROY)
	local g2=Duel.SelectTarget(tp,Card.IsFaceup,tp,0,LOCATION_MZONE,1,1,nil)
	e:SetLabelObject(g1:GetFirst())
	Duel.SetOperationInfo(0,CATEGORY_DESTROY,g2,1,0,0)
end
function c57970721.activate(e,tp,eg,ep,ev,re,r,rp)
	local tc=e:GetLabelObject()
	local tg=Duel.GetChainInfo(0,CHAININFO_TARGET_CARDS)
	local lc=tg:GetFirst()
	if lc==tc then lc=tg:GetNext() end
	if tc:IsRelateToEffect(e) and tc:IsControler(tp) and tc:IsFaceup() and tc:IsAttackAbove(1000) then
		local e1=Effect.CreateEffect(e:GetHandler())
		e1:SetType(EFFECT_TYPE_SINGLE)
		e1:SetCode(EFFECT_UPDATE_ATTACK)
		e1:SetValue(-1000)
		e1:SetReset(RESET_EVENT+RESETS_STANDARD+RESET_PHASE+PHASE_END+RESET_OPPO_TURN)
		tc:RegisterEffect(e1)
		if not tc:IsHasEffect(EFFECT_REVERSE_UPDATE) and lc:IsRelateToEffect(e) and lc:IsControler(1-tp) then
			Duel.Destroy(lc,REASON_EFFECT)
		end
	end
end
