--くず鉄のバリケード
--Scrap-Iron Barricade
local s,id=GetID()
function s.initial_effect(c)
	--negate
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e1:SetTarget(s.target)
	e1:SetOperation(s.activate)
	c:RegisterEffect(e1)
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsLocation(LOCATION_MZONE) and chkc:IsFaceup() end
	if chk==0 then return Duel.IsExistingTarget(Card.IsFaceup,tp,LOCATION_MZONE,LOCATION_MZONE,1,nil) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_FACEUP)
	Duel.SelectTarget(tp,Card.IsFaceup,tp,LOCATION_MZONE,LOCATION_MZONE,1,1,nil)
end
function s.activate(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local tc=Duel.GetFirstTarget()
	if tc and tc:IsRelateToEffect(e) and tc:IsFaceup() then
		local e1=Effect.CreateEffect(c)
		e1:SetType(EFFECT_TYPE_SINGLE)
		e1:SetCode(EFFECT_INDESTRUCTABLE_EFFECT)
		e1:SetValue(s.indval)
		e1:SetReset(RESET_EVENT+RESETS_STANDARD+RESET_PHASE+PHASE_END)
		tc:RegisterEffect(e1)
	end
	if not c:IsRelateToEffect(e) then return end
	if c:IsSSetable(true) and e:IsHasType(EFFECT_TYPE_ACTIVATE) then
		Duel.BreakEffect()
		c:CancelToGrave()
		Duel.ChangePosition(c,POS_FACEDOWN)
		Duel.RaiseEvent(c,EVENT_SSET,e,REASON_EFFECT,tp,tp,0)
	end
end
function s.indval(e,re,tp)
	return e:GetOwner():GetControler()~=tp
end