--星辰竜ウルグラ
local s,id,o=GetID()
function s.initial_effect(c)
	--set
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_DESTROY)
	e1:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_O)
	e1:SetCode(EVENT_BE_MATERIAL)
	e1:SetProperty(EFFECT_FLAG_DELAY)
	e1:SetCountLimit(1,id)
	e1:SetCondition(s.setcon)
	e1:SetTarget(s.settg)
	e1:SetOperation(s.setop)
	c:RegisterEffect(e1)
	--tohand
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(id,1))
	e2:SetCategory(CATEGORY_TODECK+CATEGORY_TOHAND)
	e2:SetType(EFFECT_TYPE_IGNITION)
	e2:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e2:SetRange(LOCATION_GRAVE)
	e2:SetCountLimit(1,id+o)
	e2:SetTarget(s.thtg)
	e2:SetOperation(s.thop)
	c:RegisterEffect(e2)
end
function s.setcon(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	return c:IsLocation(LOCATION_GRAVE) and r==REASON_FUSION
end
function s.setfilter(c)
	return c:IsSetCard(0x2c7) and c:IsType(TYPE_SPELL+TYPE_TRAP) and c:IsSSetable()
end
function s.settg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(s.setfilter,tp,LOCATION_DECK,0,1,nil) end
end
function s.setop(e,tp,eg,ep,ev,re,r,rp)
	if Duel.GetLocationCount(tp,LOCATION_SZONE)<=0 then return end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SET)
	local g=Duel.SelectMatchingCard(tp,s.setfilter,tp,LOCATION_DECK,0,1,1,nil)
	local tc=g:GetFirst()
	if tc and Duel.SSet(tp,tc)~=0 then
		local g=Duel.GetMatchingGroup(Card.IsType,tp,LOCATION_ONFIELD,LOCATION_ONFIELD,nil,TYPE_SPELL+TYPE_TRAP)
		if #g>0 and Duel.SelectYesNo(tp,aux.Stringid(id,2)) then
			Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_DESTROY)
			local sg=g:Select(tp,1,1,nil)
			Duel.HintSelection(sg)
			Duel.BreakEffect()
			Duel.Destroy(sg,REASON_EFFECT)
		end
	end
end
function s.thfilter(c)
	return c:IsRace(RACE_SPELLCASTER) and c:IsSetCard(0x2c7)
		and c:IsAbleToHand()
end
function s.thtg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	local c=e:GetHandler()
	if chkc then return chkc:IsLocation(LOCATION_GRAVE) and chkc:IsControler(tp) and s.thfilter(chkc) end
	if chk==0 then return Duel.IsExistingTarget(s.thfilter,tp,LOCATION_GRAVE,0,1,nil)
		and Duel.GetLocationCount(tp,LOCATION_MZONE)>0 and c:IsAbleToDeck() end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_RTOHAND)
	local g=Duel.SelectTarget(tp,s.thfilter,tp,LOCATION_GRAVE,0,1,1,nil)
	Duel.SetOperationInfo(0,CATEGORY_TODECK,c,1,0,0)
	Duel.SetOperationInfo(0,CATEGORY_TOHAND,g,1,0,0)
end
function s.thop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local tc=Duel.GetFirstTarget()
	if c:IsRelateToEffect(e) and aux.NecroValleyFilter()(c) and Duel.SendtoDeck(c,nil,SEQ_DECKBOTTOM,REASON_EFFECT)~=0 and c:IsLocation(LOCATION_DECK)
		and tc:IsRelateToEffect(e) and aux.NecroValleyFilter()(tc) then
		Duel.SendtoHand(tc,nil,REASON_EFFECT)
		Duel.ShuffleHand(tp)
	end
end