--ネクロバレーの王墓
function c90434657.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(c90434657.condition)
	e1:SetCost(c90434657.cost)
	e1:SetTarget(c90434657.target)
	e1:SetOperation(c90434657.activate)
	c:RegisterEffect(e1)
end
function c90434657.cfilter1(c)
	return c:IsFaceup() and c:IsSetCard(0x2e)
end
function c90434657.cfilter2(c)
	return c:IsFaceup() and c:IsCode(47355498)
end
function c90434657.condition(e,tp,eg,ep,ev,re,r,rp)
	if not Duel.IsExistingMatchingCard(c90434657.cfilter1,tp,LOCATION_MZONE,LOCATION_MZONE,1,nil)
		or (not Duel.IsExistingMatchingCard(c90434657.cfilter2,tp,LOCATION_ONFIELD,LOCATION_ONFIELD,1,nil)
		and not Duel.IsEnvironment(47355498)) then return false end
	if not Duel.IsChainNegatable(ev) then return false end
	return re:IsActiveType(TYPE_MONSTER) or re:IsHasType(EFFECT_TYPE_ACTIVATE)
end
function c90434657.cost(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.GetFlagEffect(tp,90434657)==0 end
	Duel.RegisterFlagEffect(tp,90434657,RESET_PHASE+PHASE_END,EFFECT_FLAG_OATH,1)
end
function c90434657.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 c90434657.activate(e,tp,eg,ep,ev,re,r,rp)
	Duel.NegateActivation(ev)
	if re:GetHandler():IsRelateToEffect(re) then
		Duel.Destroy(eg,REASON_EFFECT)
	end
end
