--アルトメギア・マスターワーク－継承－
local s,id,o=GetID()
function s.initial_effect(c)
	--Activate
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_SPECIAL_SUMMON+CATEGORY_FUSION_SUMMON)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetHintTiming(0,TIMINGS_CHECK_MONSTER+TIMING_MAIN_END)
	e1:SetCountLimit(1,id)
	e1:SetCondition(s.fscon)
	e1:SetTarget(s.fstg)
	e1:SetOperation(s.fsop)
	c:RegisterEffect(e1)
	--to deck
	local e2=Effect.CreateEffect(c)
	e2:SetCategory(CATEGORY_TODECK)
	e2:SetType(EFFECT_TYPE_IGNITION)
	e2:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e2:SetRange(LOCATION_GRAVE)
	e2:SetCountLimit(1,id+o)
	e2:SetCost(aux.bfgcost)
	e2:SetTarget(s.tdtg)
	e2:SetOperation(s.tdop)
	c:RegisterEffect(e2)
end
function s.fscon(e,tp,eg,ep,ev,re,r,rp)
	return Duel.IsMainPhase()
end
function s.filter(c,e,tp,m,f,chkf)
	return c:IsType(TYPE_FUSION) and (not f or f(c))
		and c:IsCanBeSpecialSummoned(e,SUMMON_TYPE_FUSION,tp,false,false) and c:CheckFusionMaterial(m,nil,chkf)
end
function s.check(tp,g,fc)
	return g:IsExists(Card.IsSetCard,1,nil,0x2cd)
end
function s.fstg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then
		local chkf=tp
		local mg1=Duel.GetFusionMaterial(tp):Filter(aux.NOT(Card.IsImmuneToEffect),nil,e)
		aux.FCheckAdditional=s.check
		local res=Duel.IsExistingMatchingCard(s.filter,tp,LOCATION_EXTRA,0,1,nil,e,tp,mg1,nil,chkf)
		if not res then
			local ce=Duel.GetChainMaterial(tp)
			if ce~=nil then
				local fgroup=ce:GetTarget()
				local mg2=fgroup(ce,e,tp)
				local mf=ce:GetValue()
				res=Duel.IsExistingMatchingCard(s.filter,tp,LOCATION_EXTRA,0,1,nil,e,tp,mg2,mf,chkf)
			end
		end
		aux.FCheckAdditional=nil
		return res
	end
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,nil,1,tp,LOCATION_EXTRA)
end
function s.fsop(e,tp,eg,ep,ev,re,r,rp)
	local chkf=tp
	local mg1=Duel.GetFusionMaterial(tp):Filter(aux.NOT(Card.IsImmuneToEffect),nil,e)
	aux.FCheckAdditional=s.check
	local sg1=Duel.GetMatchingGroup(s.filter,tp,LOCATION_EXTRA,0,nil,e,tp,mg1,nil,chkf)
	local mg2,sg2=nil,nil
	local ce=Duel.GetChainMaterial(tp)
	if ce~=nil then
		local fgroup=ce:GetTarget()
		mg2=fgroup(ce,e,tp)
		local mf=ce:GetValue()
		sg2=Duel.GetMatchingGroup(s.filter,tp,LOCATION_EXTRA,0,nil,e,tp,mg2,mf,chkf)
	end
	if #sg1>0 or (sg2~=nil and #sg2>0) then
		local sg=sg1:Clone()
		if sg2 then sg:Merge(sg2) end
		::cancel::
		Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
		local tc=sg:Select(tp,1,1,nil):GetFirst()
		if sg1:IsContains(tc) and (sg2==nil or not sg2:IsContains(tc) or ce and not Duel.SelectYesNo(tp,ce:GetDescription())) then
			local mat=Duel.SelectFusionMaterial(tp,tc,mg1,nil,chkf)
			if #mat==0 then goto cancel end
			tc:SetMaterial(mat)
			Duel.SendtoGrave(mat,REASON_EFFECT+REASON_MATERIAL+REASON_FUSION)
			Duel.BreakEffect()
			Duel.SpecialSummon(tc,SUMMON_TYPE_FUSION,tp,tp,false,false,POS_FACEUP)
		elseif ce then
			local mat=Duel.SelectFusionMaterial(tp,tc,mg2,nil,chkf)
			if #mat==0 then goto cancel end
			local fop=ce:GetOperation()
			fop(ce,e,tp,tc,mat)
		end
		tc:CompleteProcedure()
		if Duel.IsExistingMatchingCard(aux.TRUE,tp,LOCATION_FZONE,LOCATION_FZONE,1,nil) then
			Duel.BreakEffect()
			local e1=Effect.CreateEffect(e:GetHandler())
			e1:SetType(EFFECT_TYPE_SINGLE)
			e1:SetCode(EFFECT_UPDATE_ATTACK)
			e1:SetValue(500)
			e1:SetReset(RESET_EVENT+RESETS_STANDARD)
			tc:RegisterEffect(e1)
		end
	end
	aux.FCheckAdditional=nil
end
function s.tdfilter(c)
	return c:IsSetCard(0x2cd) and c:IsAbleToDeck()
end
function s.tdtg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	local g=Duel.GetMatchingGroup(s.tdfilter,tp,LOCATION_GRAVE,0,e:GetHandler())
	if chkc then return chkc:IsLocation(LOCATION_GRAVE) and chkc:IsControler(tp) and s.tdfilter(chkc) end
	if chk==0 then return Duel.IsExistingTarget(s.tdfilter,tp,LOCATION_GRAVE,0,1,e:GetHandler()) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_TODECK)
	local sg=g:SelectSubGroup(tp,aux.dncheck,false,1,3)
	Duel.SetTargetCard(sg)
	Duel.SetOperationInfo(0,CATEGORY_TODECK,g,g:GetCount(),0,0)
end
function s.tdop(e,tp,eg,ep,ev,re,r,rp)
	local g=Duel.GetTargetsRelateToChain():Filter(aux.NecroValleyFilter(),nil)
	if g:GetCount()>0 then
		Duel.SendtoDeck(g,nil,SEQ_DECKSHUFFLE,REASON_EFFECT)
	end
end