--Returned of the Tistina
local s,id,o=GetID()
function s.initial_effect(c)
	--spummon
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e1:SetType(EFFECT_TYPE_IGNITION)
	e1:SetRange(LOCATION_HAND)
	e1:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e1:SetCountLimit(1,id)
	e1:SetTarget(s.sptg)
	e1:SetOperation(s.spop)
	c:RegisterEffect(e1)
	--overlay
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(id,1))
	e2:SetType(EFFECT_TYPE_IGNITION)
	e2:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e2:SetRange(LOCATION_GRAVE)
	e2:SetCountLimit(1,id+o)
	e2:SetTarget(s.ovtg)
	e2:SetOperation(s.ovop)
	c:RegisterEffect(e2)
end
function s.filter(c,id)
	return c:IsFaceup() and c:IsSetCard(0x1a4) and c:IsHasLevel() and not c:IsCode(id)
end
function s.sptg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	local c=e:GetHandler()
	local id=c:GetCode()
	if chkc then return chkc:IsLocation(LOCATION_MZONE) and chkc:IsControler(tp) and s.filter(chkc,id) end
	if chk==0 then return Duel.GetLocationCount(tp,LOCATION_MZONE)>0
		and c:IsCanBeSpecialSummoned(e,0,tp,false,false)
		and Duel.IsExistingTarget(s.filter,tp,LOCATION_MZONE,0,1,nil,id) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_FACEUP)
	Duel.SelectTarget(tp,s.filter,tp,LOCATION_MZONE,0,1,1,nil,id)
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,c,1,0,0)
end
function s.spop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local tc=Duel.GetFirstTarget()
	if c:IsRelateToEffect(e) then
		if Duel.SpecialSummonStep(c,0,tp,tp,false,false,POS_FACEUP) then
			if tc:IsRelateToEffect(e) and tc:IsFaceup() then
				local lv=tc:GetLevel()
				local e1=Effect.CreateEffect(c)
				e1:SetType(EFFECT_TYPE_SINGLE)
				e1:SetCode(EFFECT_CHANGE_LEVEL)
				e1:SetValue(lv)
				e1:SetReset(RESET_EVENT+RESETS_STANDARD+RESET_DISABLE)
				c:RegisterEffect(e1)
			end
		end
		Duel.SpecialSummonComplete()
	end
end
function s.ovfilter(c)
	return c:IsFaceup() and c:IsRace(RACE_AQUA) and c:IsType(TYPE_XYZ)
end
function s.ovtg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsLocation(LOCATION_MZONE) and chkc:IsControler(tp) and s.ovfilter(chkc) end
	if chk==0 then return Duel.IsExistingTarget(s.ovfilter,tp,LOCATION_MZONE,0,1,nil)
		and e:GetHandler():IsCanOverlay() end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_TARGET)
	Duel.SelectTarget(tp,s.ovfilter,tp,LOCATION_MZONE,0,1,1,nil)
	Duel.SetOperationInfo(0,CATEGORY_LEAVE_GRAVE,e:GetHandler(),1,0,0)
end
function s.ovop(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