--銀河黒龍渦
--Galaxy Dragon Maelstrom
local s,id=GetID()
function s.initial_effect(c)
	--Activate
	local e1=Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_NEGATE+CATEGORY_DESTROY)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_CHAINING)
	e1:SetCondition(s.condition)
	e1:SetTarget(s.target)
	e1:SetOperation(s.activate)
	c:RegisterEffect(e1)
end
function s.condition(e,tp,eg,ep,ev,re,r,rp)
	local a=Duel.GetAttacker()
	local d=Duel.GetAttackTarget()
	return a and d and a:IsType(TYPE_XYZ) and d:IsType(TYPE_XYZ) and a:IsFaceup() and d:IsFaceup() and a:IsRace(RACE_DRAGON) 
		and d:IsRace(RACE_DRAGON) and tp~=ep and re:IsHasType(EFFECT_TYPE_ACTIVATE) and Duel.IsChainNegatable(ev)
end
function s.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 s.activate(e,tp,eg,ep,ev,re,r,rp)
	Duel.NegateActivation(ev)
	if re:GetHandler():IsRelateToEffect(re) then
		Duel.Destroy(eg,REASON_EFFECT)
	end
	local g=Duel.GetMatchingGroup(Card.IsFaceup,tp,0,LOCATION_MZONE,nil)
	local tc=g:GetFirst()
	local c=e:GetHandler()
	while tc do
		local e1=Effect.CreateEffect(c)
		e1:SetType(EFFECT_TYPE_SINGLE)
		e1:SetCode(EFFECT_DISABLE)
		e1:SetReset(RESET_EVENT+RESETS_STANDARD)
		tc:RegisterEffect(e1)
		local e2=Effect.CreateEffect(c)
		e2:SetType(EFFECT_TYPE_SINGLE)
		e2:SetCode(EFFECT_DISABLE_EFFECT)
		e2:SetReset(RESET_EVENT+RESETS_STANDARD)
		tc:RegisterEffect(e2)
		tc=g:GetNext()
	end
end