local cm,m=GetID()
cm.name="虚空回廊"
function cm.initial_effect(c)
	--Activate
	local e1=Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_TOHAND+CATEGORY_GRAVE_ACTION)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetCost(cm.cost)
	e1:SetTarget(cm.target)
	e1:SetOperation(cm.activate)
	c:RegisterEffect(e1)
end
--Activate
function cm.thfilter(c)
	return c:IsAttribute(ATTRIBUTE_DARK) and c:IsRace(RACE_GALAXY) and c:IsAbleToHand()
end
cm.cost=RD.CostSendHandToGrave(Card.IsAbleToGraveAsCost,1,1)
function cm.target(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(cm.thfilter,tp,LOCATION_GRAVE,0,1,nil) end
	Duel.SetOperationInfo(0,CATEGORY_TOHAND,nil,1,tp,LOCATION_GRAVE)
end
function cm.activate(e,tp,eg,ep,ev,re,r,rp)
	RD.SelectAndDoAction(HINTMSG_ATOHAND,aux.NecroValleyFilter(cm.thfilter),tp,LOCATION_GRAVE,0,1,1,nil,function(g)
		RD.SendToHandAndExists(g,e,tp,REASON_EFFECT)
	end)
end