--Apophis the Serpent
local s,id,o=GetID()
function s.initial_effect(c)
	aux.AddCodeList(c,28649820)
	--Activate
	local e1=Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetHintTiming(0,TIMING_END_PHASE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetCountLimit(1,id)
	e1:SetTarget(s.target)
	e1:SetOperation(s.activate)
	c:RegisterEffect(e1)
	--search
	local e2=Effect.CreateEffect(c)
	e2:SetCategory(CATEGORY_SEARCH+CATEGORY_TOHAND)
	e2:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_O)
	e2:SetCode(EVENT_TO_GRAVE)
	e2:SetProperty(EFFECT_FLAG_DELAY)
	e2:SetCountLimit(1,id+o)
	e2:SetTarget(s.thtg)
	e2:SetOperation(s.thop)
	c:RegisterEffect(e2)
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return e:IsCostChecked()
		and Duel.GetLocationCount(tp,LOCATION_MZONE)>0
		and Duel.IsPlayerCanSpecialSummonMonster(tp,id,0,TYPES_NORMAL_TRAP_MONSTER,1600,1800,4,RACE_REPTILE,ATTRIBUTE_EARTH) end
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,e:GetHandler(),1,0,0)
end
function s.setfilter(c)
	return not c:IsCode(id) and c:IsSetCard(0x2c9) and c:IsType(TYPE_TRAP) and c:IsSSetable()
end
function s.activate(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	if not Duel.IsPlayerCanSpecialSummonMonster(tp,id,0,TYPES_NORMAL_TRAP_MONSTER,1600,1800,4,RACE_REPTILE,ATTRIBUTE_EARTH) then return end
	c:AddMonsterAttribute(TYPE_NORMAL+TYPE_TRAP)
	if Duel.SpecialSummon(c,0,tp,tp,true,false,POS_FACEUP)~=0 then
		local g=Duel.GetMatchingGroup(s.setfilter,tp,LOCATION_DECK,0,nil)
		if g:GetCount()>0 and Duel.SelectYesNo(tp,aux.Stringid(id,1)) then
			Duel.BreakEffect()
			Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SET)
			local sg=g:Select(tp,1,1,nil)
			local tc=sg:GetFirst()
			if Duel.SSet(tp,tc)~=0 then
				local e1=Effect.CreateEffect(e:GetHandler())
				e1:SetDescription(aux.Stringid(id,0))
				e1:SetType(EFFECT_TYPE_SINGLE)
				e1:SetCode(EFFECT_TRAP_ACT_IN_SET_TURN)
				e1:SetProperty(EFFECT_FLAG_SET_AVAILABLE)
				e1:SetReset(RESET_EVENT+RESETS_STANDARD)
				tc:RegisterEffect(e1)
			end
		end
	end
end
function s.thfilter(c)
	return c:IsCode(28649820) and c:IsAbleToHand()
end
function s.thtg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(s.thfilter,tp,LOCATION_DECK,0,1,nil) end
	Duel.SetOperationInfo(0,CATEGORY_TOHAND,nil,1,tp,LOCATION_DECK)
end
function s.thop(e,tp,eg,ep,ev,re,r,rp)
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_ATOHAND)
	local g=Duel.SelectMatchingCard(tp,s.thfilter,tp,LOCATION_DECK,0,1,1,nil)
	if g:GetCount()>0 then
		Duel.SendtoHand(g,nil,REASON_EFFECT)
		Duel.ConfirmCards(1-tp,g)
	end
end