--ダーク・リベリオン・エクシーズ・ドラゴン
---@param c Card
function c16195942.initial_effect(c)
	--xyz summon
	aux.AddXyzProcedure(c,nil,4,2)
	c:EnableReviveLimit()
	--atk
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(16195942,0))
	e1:SetType(EFFECT_TYPE_IGNITION)
	e1:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e1:SetRange(LOCATION_MZONE)
	e1:SetCost(c16195942.cost)
	e1:SetTarget(c16195942.target)
	e1:SetOperation(c16195942.operation)
	c:RegisterEffect(e1)
end
function c16195942.cost(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return e:GetHandler():CheckRemoveOverlayCard(tp,2,REASON_COST) end
	e:GetHandler():RemoveOverlayCard(tp,2,2,REASON_COST)
end
function c16195942.target(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsLocation(LOCATION_MZONE) and chkc:IsControler(1-tp) and aux.nzatk(chkc) end
	if chk==0 then return Duel.IsExistingTarget(aux.nzatk,tp,0,LOCATION_MZONE,1,nil) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_FACEUP)
	Duel.SelectTarget(tp,aux.nzatk,tp,0,LOCATION_MZONE,1,1,nil)
end
function c16195942.operation(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local tc=Duel.GetFirstTarget()
	if tc:IsFaceup() and tc:IsRelateToEffect(e) and not tc:IsImmuneToEffect(e) then
		local atk=tc:GetAttack()
		local e1=Effect.CreateEffect(c)
		e1:SetType(EFFECT_TYPE_SINGLE)
		e1:SetCode(EFFECT_SET_ATTACK_FINAL)
		e1:SetReset(RESET_EVENT+RESETS_STANDARD)
		e1:SetValue(math.ceil(atk/2))
		tc:RegisterEffect(e1)
		if c:IsRelateToEffect(e) and c:IsFaceup() then
			local e2=Effect.CreateEffect(c)
			e2:SetType(EFFECT_TYPE_SINGLE)
			e2:SetCode(EFFECT_UPDATE_ATTACK)
			e2:SetProperty(EFFECT_FLAG_CANNOT_DISABLE)
			e2:SetReset(RESET_EVENT+RESETS_STANDARD)
			e2:SetValue(math.ceil(atk/2))
			c:RegisterEffect(e2)
		end
	end
end
