--クリスタルウィング・シンクロ・ドラゴン
function c50954680.initial_effect(c)
	--synchro summon
	aux.AddSynchroProcedure(c,nil,aux.NonTuner(Card.IsType,TYPE_SYNCHRO),1)
	c:EnableReviveLimit()
	--negate
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(50954680,0))
	e1:SetCategory(CATEGORY_NEGATE+CATEGORY_DESTROY)
	e1:SetType(EFFECT_TYPE_QUICK_O)
	e1:SetCode(EVENT_CHAINING)
	e1:SetProperty(EFFECT_FLAG_DAMAGE_STEP+EFFECT_FLAG_DAMAGE_CAL)
	e1:SetRange(LOCATION_MZONE)
	e1:SetCountLimit(1)
	e1:SetCondition(c50954680.condition)
	e1:SetTarget(c50954680.target)
	e1:SetOperation(c50954680.operation)
	c:RegisterEffect(e1)
	--
	local e2=Effect.CreateEffect(c)
	e2:SetCategory(CATEGORY_ATKCHANGE)
	e2:SetType(EFFECT_TYPE_TRIGGER_F+EFFECT_TYPE_SINGLE)
	e2:SetCode(EVENT_PRE_DAMAGE_CALCULATE)
	e2:SetCondition(c50954680.atkcon)
	e2:SetOperation(c50954680.atkop)
	c:RegisterEffect(e2)
end
function c50954680.condition(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local rc=re:GetHandler()
	return re:IsActiveType(TYPE_MONSTER) and rc~=c and not c:IsStatus(STATUS_BATTLE_DESTROYED) and Duel.IsChainNegatable(ev)
end
function c50954680.target(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return true end
	Duel.SetOperationInfo(0,CATEGORY_NEGATE,eg,1,0,0)
	if re:GetHandler():IsDestructable() and re:GetHandler():IsRelateToEffect(re) then
		Duel.SetOperationInfo(0,CATEGORY_DESTROY,eg,1,0,0)
	end
end
function c50954680.operation(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local rc=re:GetHandler()
	if Duel.NegateActivation(ev) and rc:IsRelateToEffect(re) and Duel.Destroy(rc,REASON_EFFECT)~=0 and rc:GetBaseAttack()>=0
		and c:IsRelateToEffect(e) and c:IsFaceup() then
		local e1=Effect.CreateEffect(c)
		e1:SetType(EFFECT_TYPE_SINGLE)
		e1:SetCode(EFFECT_UPDATE_ATTACK)
		e1:SetReset(RESET_EVENT+0x1ff0000+RESET_PHASE+PHASE_END)
		e1:SetValue(rc:GetBaseAttack())
		c:RegisterEffect(e1)
	end
end
function c50954680.atkcon(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local bc=c:GetBattleTarget()
	return bc and bc:IsLevelAbove(5) and bc:IsControler(1-tp)
end
function c50954680.atkop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local bc=c:GetBattleTarget()
	if c:IsRelateToBattle() and c:IsFaceup() and bc:IsRelateToBattle() and bc:IsFaceup() then
		local e1=Effect.CreateEffect(c)
		e1:SetType(EFFECT_TYPE_SINGLE)
		e1:SetCode(EFFECT_UPDATE_ATTACK)
		e1:SetReset(RESET_PHASE+PHASE_DAMAGE_CAL)
		e1:SetValue(bc:GetAttack())
		c:RegisterEffect(e1)
	end
end
