--Oniritron Lands of Illusion
local s,id=GetID()
function s.initial_effect(c)
	--When this card is activated you can take 1 "Oniritron" monster from your Deck, and either add it to your hand or send it to the GY.
	local e1=Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_TOHAND+CATEGORY_SEARCH+CATEGORY_TOGRAVE)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetCountLimit(1,id,EFFECT_COUNT_CODE_OATH)
	e1:SetOperation(s.activate)
	c:RegisterEffect(e1)
	--The first time each "Oniritron" Xyz Monster you control would be destroyed by battle each turn, it is not destroyed.
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_FIELD)
	e2:SetCode(EFFECT_INDESTRUCTABLE_COUNT)
	e2:SetRange(LOCATION_FZONE)
	e2:SetTargetRange(LOCATION_MZONE,0)
	e2:SetTarget(s.indtg)
	e2:SetValue(s.indct)
	c:RegisterEffect(e2)
	--Once per turn: you can target 1 card your opponent controls; attach it to 1 "Oniritron" Xyz Monster you control as material.
	local e3=Effect.CreateEffect(c)
	e3:SetType(EFFECT_TYPE_IGNITION)
	e3:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e3:SetRange(LOCATION_FZONE)
	e3:SetCountLimit(1)
	e3:SetTarget(s.atchtg)
	e3:SetOperation(s.atchop)
	c:RegisterEffect(e3)
end
function s.cfilter(c)
	return c:IsMonster() and c:IsSetCard(0x721) and (c:IsAbleToHand() or c:IsAbleToGrave())
end
function s.activate(e,tp,eg,ep,ev,re,r,rp)
	if not e:GetHandler():IsRelateToEffect(e) then return end
	local g=Duel.GetMatchingGroup(s.cfilter,tp,LOCATION_DECK,0,nil)
	if #g>0 and Duel.SelectYesNo(tp,aux.Stringid(id,0)) then
		local g2=Duel.SelectMatchingCard(tp,s.cfilter,tp,LOCATION_DECK,0,1,1,nil)
		local tc=g2:GetFirst()
		if tc and tc:IsAbleToHand() and (not tc:IsAbleToGrave() or Duel.SelectOption(tp,1190,1191)==0) then
			Duel.SendtoHand(tc,nil,REASON_EFFECT)
			Duel.ConfirmCards(1-tp,tc)
		else
			Duel.SendtoGrave(tc,REASON_EFFECT)
		end
	end
end
function s.indtg(e,c)
	return c:IsSetCard(0x721) and c:IsType(TYPE_XYZ)
end
function s.indct(e,re,r,rp)
	if (r&REASON_BATTLE)~=0 then
		return 1
	else return 0 end
end
function s.atchfilter(c)
	return not c:IsType(TYPE_TOKEN) and c:IsAbleToChangeControler()
end
function s.xyzfilter(c,e)
	return c:IsFaceup() and not c:IsImmuneToEffect(e) and c:IsType(TYPE_XYZ) and c:IsSetCard(0x721)
end
function s.atchtg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsLocation(LOCATION_ONFIELD) and chkc:IsControler(1-tp) and s.atchfilter(chkc) end
	if chk==0 then return Duel.IsExistingMatchingCard(s.xyzfilter,tp,LOCATION_MZONE,0,1,nil,e)
		and Duel.IsExistingTarget(s.atchfilter,tp,0,LOCATION_ONFIELD,1,nil) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_TARGET)
	Duel.SelectTarget(tp,s.atchfilter,tp,0,LOCATION_ONFIELD,1,1,nil)
end
function s.atchop(e,tp,eg,ep,ev,re,r,rp)
	local tc=Duel.GetFirstTarget()
	local xyz=Duel.SelectMatchingCard(tp,s.xyzfilter,tp,LOCATION_MZONE,0,1,1,nil,e):GetFirst()
	if tc:IsRelateToEffect(e) and not tc:IsImmuneToEffect(e) then
		local og=tc:GetOverlayGroup()
		if og:GetCount()>0 then
			Duel.SendtoGrave(og,REASON_RULE)
		end
		Duel.Overlay(xyz,Group.FromCards(tc),true)
	end
end