--銀河眼の時源竜
local s,id,o=GetID()
function s.initial_effect(c)
	--special summon
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e1:SetType(EFFECT_TYPE_QUICK_O)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetRange(LOCATION_HAND)
	e1:SetCountLimit(1,id)
	e1:SetHintTiming(0,TIMING_END_PHASE)
	e1:SetCondition(s.spcon)
	e1:SetTarget(s.sptg)
	e1:SetOperation(s.spop)
	c:RegisterEffect(e1)
	--search
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(id,1))
	e2:SetCategory(CATEGORY_TOHAND+CATEGORY_SEARCH)
	e2:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_F)
	e2:SetCode(EVENT_SUMMON_SUCCESS)
	e2:SetCountLimit(1,id+o)
	e2:SetTarget(s.thtg)
	e2:SetOperation(s.thop)
	c:RegisterEffect(e2)
	local e3=e2:Clone()
	e3:SetCode(EVENT_SPSUMMON_SUCCESS)
	c:RegisterEffect(e3)
	--xyz material
	local e4=Effect.CreateEffect(c)
	e4:SetDescription(aux.Stringid(id,2))
	e4:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_TRIGGER_F)
	e4:SetCode(EVENT_ATTACK_ANNOUNCE)
	e4:SetRange(LOCATION_MZONE)
	e4:SetTarget(s.mttg)
	e4:SetOperation(s.mtop)
	c:RegisterEffect(e4)
end
function s.cfilter(c)
	return c:IsRace(RACE_DRAGON) and c:IsType(TYPE_XYZ) and c:IsFaceup()
end
function s.spcon(e,tp,eg,ep,ev,re,r,rp)
	return Duel.IsExistingMatchingCard(s.cfilter,tp,LOCATION_MZONE,LOCATION_MZONE,1,nil)
end
function s.sptg(e,tp,eg,ep,ev,re,r,rp,chk)
	local c=e:GetHandler()
	if chk==0 then return Duel.GetLocationCount(tp,LOCATION_MZONE)>0 and c:IsCanBeSpecialSummoned(e,0,tp,false,false)
		or Duel.GetLocationCount(1-tp,LOCATION_MZONE)>0 and c:IsCanBeSpecialSummoned(e,0,tp,false,false,POS_FACEUP,1-tp) end
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,e:GetHandler(),1,0,0)
end
function s.spop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	if not c:IsRelateToEffect(e) or (not c:IsCanBeSpecialSummoned(e,0,tp,false,false) and not c:IsCanBeSpecialSummoned(e,0,tp,false,false,POS_FACEUP,1-tp)) then return end
	local b1=Duel.GetLocationCount(tp,LOCATION_MZONE)>0 and c:IsCanBeSpecialSummoned(e,0,tp,false,false)
	local b2=Duel.GetLocationCount(1-tp,LOCATION_MZONE)>0 and c:IsCanBeSpecialSummoned(e,0,tp,false,false,POS_FACEUP,1-tp)
	local toplayer=aux.SelectFromOptions(tp,
		{b1,aux.Stringid(id,3),tp},
		{b2,aux.Stringid(id,4),1-tp})
	if toplayer~=nil then
		Duel.SpecialSummon(c,0,tp,toplayer,false,false,POS_FACEUP)
	else
		if Duel.GetLocationCount(tp,LOCATION_MZONE)<=0 and Duel.GetLocationCount(1-tp,LOCATION_MZONE)<=0 then
			Duel.SendtoGrave(c,REASON_RULE)
		end
	end
end
function s.thfilter(c)
	return c:IsSetCard(0x1b4) and c:IsType(TYPE_SPELL+TYPE_TRAP) and c:IsAbleToHand()
end
function s.thtg(e,tp,eg,ep,ev,re,r,rp,chk)
	local hp=e:GetHandler():GetOwner()
	if chk==0 then return true end
	Duel.SetOperationInfo(0,CATEGORY_TOHAND,nil,1,hp,LOCATION_DECK)
end
function s.thop(e,tp,eg,ep,ev,re,r,rp)
	local hp=e:GetHandler():GetOwner()
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_ATOHAND)
	local g=Duel.SelectMatchingCard(hp,s.thfilter,hp,LOCATION_DECK,0,1,1,nil)
	if g:GetCount()>0 then
		Duel.SendtoHand(g,nil,REASON_EFFECT)
		Duel.ConfirmCards(1-hp,g)
	end
end
function s.mttg(e,tp,eg,ep,ev,re,r,rp,chk)
	local at=Duel.GetAttacker()
	if chk==0 then return at:IsType(TYPE_XYZ) and at:IsOnField() and at:IsRace(RACE_DRAGON) end
end
function s.mtop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local at=Duel.GetAttacker()
	if c:IsRelateToEffect(e) and at:IsRelateToBattle() then
		Duel.Overlay(at,Group.FromCards(c))
	end
end
