--スクラップ・ガレージ
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)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_DESTROYED)
	e1:SetProperty(EFFECT_FLAG_CARD_TARGET+EFFECT_FLAG_DELAY+EFFECT_FLAG_DAMAGE_STEP)
	e1:SetCountLimit(1,id)
	e1:SetCondition(s.spcon)
	e1:SetTarget(s.sptg)
	e1:SetOperation(s.spop)
	c:RegisterEffect(e1)
	--destroy
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(id,1))
	e2:SetCategory(CATEGORY_DESTROY)
	e2:SetType(EFFECT_TYPE_QUICK_O)
	e2:SetCode(EVENT_FREE_CHAIN)
	e2:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e2:SetRange(LOCATION_GRAVE)
	e2:SetCountLimit(1,id+o)
	e2:SetCost(aux.bfgcost)
	e2:SetTarget(s.destg)
	e2:SetOperation(s.desop)
	c:RegisterEffect(e2)
end
function s.sfilter(c,tp)
	return c:IsPreviousPosition(POS_FACEUP) and c:IsPreviousControler(tp)
		and bit.band(c:GetPreviousRaceOnField(),RACE_MACHINE)~=0
		and c:IsReason(REASON_BATTLE+REASON_EFFECT) and c:IsPreviousLocation(LOCATION_MZONE)
end
function s.spcon(e,tp,eg,ep,ev,re,r,rp)
	return eg:IsExists(s.sfilter,1,nil,tp) and not eg:IsContains(e:GetHandler())
end
function s.spfilter(c,e,tp)
	return c:IsRace(RACE_MACHINE) and c:IsAttribute(ATTRIBUTE_DARK) and c:IsCanBeSpecialSummoned(e,0,tp,false,false)
end
function s.sptg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsLocation(LOCATION_GRAVE) and chkc:IsControler(tp) and s.spfilter(chkc,e,tp) end
	if chk==0 then return Duel.GetLocationCount(tp,LOCATION_MZONE)>0
		and Duel.IsExistingTarget(s.spfilter,tp,LOCATION_GRAVE,0,1,nil,e,tp) end
	local ft=3
	if Duel.IsPlayerAffectedByEffect(tp,59822133) then ft=1 end
	ft=math.min(ft,(Duel.GetLocationCount(tp,LOCATION_MZONE)))
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
	local g=Duel.SelectTarget(tp,s.spfilter,tp,LOCATION_GRAVE,0,1,ft,nil,e,tp)
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,g,g:GetCount(),0,0)
end
function s.spfilter2(c,e,tp)
	return c:IsRelateToEffect(e) and c:IsType(TYPE_MONSTER) and c:IsCanBeSpecialSummoned(e,0,tp,false,false)
end
function s.spop(e,tp,eg,ep,ev,re,r,rp)
	local ft=Duel.GetLocationCount(tp,LOCATION_MZONE)
	if ft<=0 then return end
	local g=Duel.GetChainInfo(0,CHAININFO_TARGET_CARDS):Filter(aux.NecroValleyFilter(s.spfilter2),nil,e,tp)
	if g:GetCount()>1 and Duel.IsPlayerAffectedByEffect(tp,59822133) then return end
	if g:GetCount()>ft then
		Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
		g=g:Select(tp,ft,ft,nil)
	end
	for tc in aux.Next(g) do
		Duel.SpecialSummonStep(tc,0,tp,tp,false,false,POS_FACEUP)
		local e1=Effect.CreateEffect(e:GetHandler())
		e1:SetType(EFFECT_TYPE_SINGLE)
		e1:SetCode(EFFECT_SET_ATTACK)
		e1:SetValue(0)
		e1:SetReset(RESET_EVENT+RESETS_STANDARD)
		tc:RegisterEffect(e1)
		local e2=e1:Clone()
		e2:SetCode(EFFECT_SET_DEFENSE)
		tc:RegisterEffect(e2)
	end
	Duel.SpecialSummonComplete()
end
function s.desfilter(c)
	return c:IsFaceup() and c:IsRace(RACE_MACHINE)
end
function s.destg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsLocation(LOCATION_MZONE) and chkc:IsControler(tp) and s.desfilter(chkc) end
	if chk==0 then return Duel.IsExistingTarget(s.desfilter,tp,LOCATION_MZONE,0,1,nil) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_DESTROY)
	local g=Duel.SelectTarget(tp,s.desfilter,tp,LOCATION_MZONE,0,1,1,nil)
	Duel.SetOperationInfo(0,CATEGORY_DESTROY,g,#g,0,0)
end
function s.desop(e,tp,eg,ep,ev,re,r,rp)
	local tc=Duel.GetFirstTarget()
	if tc and tc:IsRelateToEffect(e) and tc:IsType(TYPE_MONSTER) then
		Duel.Destroy(tc,REASON_EFFECT)
	end
end