--工作箱
function c70508653.initial_effect(c)
	--activate
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	c:RegisterEffect(e1)
	--to hand
	local e2=Effect.CreateEffect(c)
	e2:SetCategory(CATEGORY_SEARCH+CATEGORY_TOHAND)
	e2:SetType(EFFECT_TYPE_IGNITION)
	e2:SetRange(LOCATION_SZONE)
	e2:SetCountLimit(1,70508653)
	e2:SetCondition(c70508653.thcon)
	e2:SetTarget(c70508653.thtg)
	e2:SetOperation(c70508653.thop)
	c:RegisterEffect(e2)
end
function c70508653.thcon(e,tp,eg,ep,ev,re,r,rp)
	return Duel.GetFieldGroupCount(tp,LOCATION_MZONE,0)>0
end
function c70508653.thfilter(c)
	return c:IsType(TYPE_EQUIP) and c:IsAbleToHand()
end
function c70508653.thtg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then
		local g=Duel.GetMatchingGroup(c70508653.thfilter,tp,LOCATION_DECK,0,nil)
		return g:GetClassCount(Card.GetCode)>=2
	end
	Duel.SetOperationInfo(0,CATEGORY_TOHAND,nil,1,0,LOCATION_DECK)
end
function c70508653.thop(e,tp,eg,ep,ev,re,r,rp)
	local g=Duel.GetMatchingGroup(c70508653.thfilter,tp,LOCATION_DECK,0,nil)
	if g:GetClassCount(Card.GetCode)>=2 then
		Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_CONFIRM)
		local sg=g:SelectSubGroup(tp,aux.dncheck,false,2,2)
		Duel.ConfirmCards(1-tp,sg)
		local tg=sg:RandomSelect(1-tp,1)
		tg:GetFirst():SetStatus(STATUS_TO_HAND_WITHOUT_CONFIRM,true)
		Duel.SendtoHand(tg,nil,REASON_EFFECT)
		Duel.SendtoDeck(sg-tg,nil,SEQ_DECKBOTTOM,REASON_EFFECT)
	end
end