--Divine Serpent Apophis
local s,id,o=GetID()
function s.initial_effect(c)
	aux.AddCodeList(c,29762407)
	--fusion material
	aux.AddFusionProcFunRep(c,s.ffilter,2,true)
	c:EnableReviveLimit()
	--spsummon condition
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_SINGLE)
	e1:SetProperty(EFFECT_FLAG_CANNOT_DISABLE+EFFECT_FLAG_UNCOPYABLE)
	e1:SetCode(EFFECT_SPSUMMON_CONDITION)
	e1:SetValue(aux.fuslimit)
	c:RegisterEffect(e1)
	--spsummon
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_FIELD)
	e2:SetProperty(EFFECT_FLAG_CANNOT_DISABLE+EFFECT_FLAG_UNCOPYABLE)
	e2:SetCode(EFFECT_SPSUMMON_PROC)
	e2:SetRange(LOCATION_EXTRA)
	e2:SetCondition(s.hspcon)
	e2:SetTarget(s.hsptg)
	e2:SetOperation(s.hspop)
	c:RegisterEffect(e2)
	--set
	local e3=Effect.CreateEffect(c)
	e3:SetDescription(aux.Stringid(id,0))
	e3:SetType(EFFECT_TYPE_IGNITION)
	e3:SetRange(LOCATION_MZONE)
	e3:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e3:SetCountLimit(1)
	e3:SetTarget(s.settg)
	e3:SetOperation(s.setop)
	c:RegisterEffect(e3)
	--destroy
	local e4=Effect.CreateEffect(c)
	e4:SetDescription(aux.Stringid(id,1))
	e4:SetCategory(CATEGORY_DESTROY)
	e4:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_TRIGGER_O)
	e4:SetCode(EVENT_CHAINING)
	e4:SetProperty(EFFECT_FLAG_DELAY+EFFECT_FLAG_CARD_TARGET)
	e4:SetRange(LOCATION_MZONE)
	e4:SetCountLimit(1)
	e4:SetCondition(s.descon)
	e4:SetTarget(s.destg)
	e4:SetOperation(s.desop)
	c:RegisterEffect(e4)
end
function s.ffilter(c)
	return aux.IsCodeListed(c,29762407)
end
function s.hspfilter(c,tp,sc)
	return c:IsFusionSetCard(0x2c9) and c:IsControler(tp) and c:IsReleasable(REASON_SPSUMMON)
		and c:IsCanBeFusionMaterial(sc,SUMMON_TYPE_SPECIAL)
end
function s.hspchk(g,tp,sc)
	return Duel.GetLocationCountFromEx(tp,tp,g,sc)>0
end
function s.hspcon(e,c)
	if c==nil then return true end
	local tp=c:GetControler()
	local rg=Duel.GetMatchingGroup(s.hspfilter,tp,LOCATION_MZONE,0,nil,tp,e:GetHandler())
	return rg:CheckSubGroup(s.hspchk,2,2,tp,e:GetHandler())
end
function s.hsptg(e,tp,eg,ep,ev,re,r,rp,chk,c)
	local rg=Duel.GetMatchingGroup(s.hspfilter,tp,LOCATION_MZONE,0,nil,tp,e:GetHandler())
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_RELEASE)
	local sg=rg:SelectSubGroup(tp,s.hspchk,true,2,2,tp,e:GetHandler())
	if sg then
		sg:KeepAlive()
		e:SetLabelObject(sg)
		return true
	else return false end
end
function s.hspop(e,tp,eg,ep,ev,re,r,rp,c)
	local g=e:GetLabelObject()
	Duel.Release(g,REASON_SPSUMMON)
	g:DeleteGroup()
end
function s.setfilter(c)
	return c:IsSetCard(0x2c9) and c:IsType(TYPE_TRAP) and c:IsSSetable() and c:IsCanBeEffectTarget()
end
function s.settg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	local g=Duel.GetMatchingGroup(s.setfilter,tp,LOCATION_GRAVE,0,nil)
	local ft=math.min((Duel.GetLocationCount(tp,LOCATION_SZONE)),3)
	if chkc then return chkc:IsLocation(LOCATION_GRAVE) and chkc:IsControler(tp) and s.setfilter(chkc) end
	if chk==0 then return ft>0 and g:GetCount()>0 end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SET)
	local sg=g:SelectSubGroup(tp,aux.dncheck,false,1,ft)
	Duel.SetTargetCard(sg)
	Duel.SetOperationInfo(0,CATEGORY_LEAVE_GRAVE,sg,1,0,0)
end
function s.setop(e,tp,eg,ep,ev,re,r,rp)
	local g=Duel.GetChainInfo(0,CHAININFO_TARGET_CARDS)
	local tg=g:Filter(aux.NecroValleyFilter(Card.IsRelateToChain),nil,e)
	local ft=Duel.GetLocationCount(tp,LOCATION_SZONE)
	if #tg==0 or ft<=0 then return end
	if #tg>ft then
		Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SET)
		tg=tg:Select(tp,ft,ft,nil)
	end
	Duel.SSet(tp,tg)
end
function s.descon(e,tp,eg,ep,ev,re,r,rp)
	return re:IsHasType(EFFECT_TYPE_ACTIVATE) and re:IsActiveType(TYPE_TRAP)
end
function s.destg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsOnField() and chkc:IsControler(1-tp) end
	if chk==0 then return Duel.IsExistingTarget(nil,tp,0,LOCATION_ONFIELD,1,nil) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_DESTROY)
	local g=Duel.SelectTarget(tp,nil,tp,0,LOCATION_ONFIELD,1,1,nil)
	Duel.SetOperationInfo(0,CATEGORY_DESTROY,g,1,0,0)
end
function s.desop(e,tp,eg,ep,ev,re,r,rp)
	local tc=Duel.GetFirstTarget()
	if tc:IsRelateToEffect(e) then
		Duel.Destroy(tc,REASON_EFFECT)
	end
end
