Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
If this card is in your Graveyard: You can target 1 "Utopia" Xyz Monster you control; attach this card from the Graveyard to it as an Xyz Material. You can only use the effect of "Xyz Agent" once per Duel.
--エクシーズ・エージェント
--Xyz Agent
local s,id=GetID()
function s.initial_effect(c)
	--material
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e1:SetType(EFFECT_TYPE_IGNITION)
	e1:SetRange(LOCATION_GRAVE)
	e1:SetCountLimit(1,id,EFFECT_COUNT_CODE_DUEL)
	e1:SetTarget(s.target)
	e1:SetOperation(s.operation)
	c:RegisterEffect(e1)
end
s.listed_series={SET_UTOPIA}
function s.filter(c)
	return c:IsFaceup() and c:IsSetCard(SET_UTOPIA) and c:IsType(TYPE_XYZ)
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsLocation(LOCATION_MZONE) and chkc:IsControler(tp) and s.filter(chkc) end
	if chk==0 then return Duel.IsExistingTarget(s.filter,tp,LOCATION_MZONE,0,1,nil) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_TARGET)
	Duel.SelectTarget(tp,s.filter,tp,LOCATION_MZONE,0,1,1,nil)
	Duel.SetOperationInfo(0,CATEGORY_LEAVE_GRAVE,e:GetHandler(),1,0,0)
end
function s.operation(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local tc=Duel.GetFirstTarget()
	if c:IsRelateToEffect(e) and tc:IsRelateToEffect(e) and not tc:IsImmuneToEffect(e) then
		Duel.Overlay(tc,c)
	end
end