--Temporius Timeline Swap
local s,id=GetID()
function s.initial_effect(c)
	--Target 1 Time Leap Monster you control; Return it to the Extra Deck, and if you do, Special Summon 1 Time Leap monster from your Extra Deck with the same Future and Attribute but a different name
	local e1=Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_TOEXTRA+CATEGORY_SPECIAL_SUMMON)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetCountLimit(1,id,EFFECT_COUNT_CODE_OATH)
	e1:SetHintTiming(0,TIMINGS_CHECK_MONSTER)
	e1:SetTarget(s.target)
	e1:SetOperation(s.activate)
	c:RegisterEffect(e1)
end
function s.cfilter(c,e,tp)
	return c:IsFaceup() and c:IsType(TYPE_TIMELEAP) and c:IsAbleToExtra() and Duel.IsExistingMatchingCard(s.spfilter,tp,LOCATION_EXTRA,0,1,nil,e,tp,c:GetFuture(),c:GetAttribute(),c:GetCode())
end
function s.spfilter(c,e,tp,lv,att,cid)
	--Debug.Message(c:GetCode())
	return c:IsType(TYPE_TIMELEAP,c,0,tp) and c:GetFuture()==lv and c:GetAttribute()==att and c:GetCode()~=cid
		and Duel.GetLocationCountFromEx(tp,tp,nil,c)>0 and c:IsCanBeSpecialSummoned(e,0,tp,false,false)
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingTarget(s.cfilter,tp,LOCATION_MZONE,0,1,nil,e,tp) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_TODECK)
	local g=Duel.SelectTarget(tp,s.cfilter,tp,LOCATION_MZONE,0,1,1,nil,e,tp)
	Duel.SetOperationInfo(0,CATEGORY_TOEXTRA,g,1,0,0)
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,nil,1,tp,LOCATION_EXTRA)
end
function s.activate(e,tp,eg,ep,ev,re,r,rp)
	local tc1=Duel.GetFirstTarget()
	if tc1:IsRelateToEffect(e) and tc1:IsFaceup() and Duel.SendtoDeck(tc1,nil,0,REASON_EFFECT)~=0 and tc1:IsLocation(LOCATION_EXTRA) then
		Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
		local g=Duel.SelectMatchingCard(tp,s.spfilter,tp,LOCATION_EXTRA,0,1,1,nil,e,tp,tc1:GetFuture(),tc1:GetAttribute(),tc1:GetCode())
		local tc=g:GetFirst()
		if not tc then return end
		if Duel.SpecialSummon(tc,SUMMON_TYPE_TIMELEAP,tp,tp,false,false,POS_FACEUP)~=0 then
			--but return it to the Extra Deck during the End Phase of this turn.
			local fid=tc:GetFieldID()
			tc:RegisterFlagEffect(id,RESET_EVENT+RESETS_STANDARD,EFFECT_FLAG_CLIENT_HINT,1,fid,aux.Stringid(id,0))
			local e1=Effect.CreateEffect(tc)
			e1:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_CONTINUOUS)
			e1:SetProperty(EFFECT_FLAG_IGNORE_IMMUNE)
			e1:SetCode(EVENT_PHASE+PHASE_END)
			e1:SetCountLimit(1)
			e1:SetLabel(fid)
			e1:SetLabelObject(tc)
			e1:SetCondition(s.retcon)
			e1:SetOperation(s.retop)
			Duel.RegisterEffect(e1,tp)
		end
	end
end
function s.retcon(e,tp,eg,ep,ev,re,r,rp)
	if e:GetLabelObject():GetFlagEffectLabel(id)==e:GetLabel() then return true end
	e:Reset()
	return false
end
function s.retop(e,tp,eg,ep,ev,re,r,rp)
	Duel.SendtoDeck(e:GetLabelObject(),nil,SEQ_DECKSHUFFLE,REASON_EFFECT)
end