local cm,m=GetID()
cm.name="幻刃走兵 拖行起重龙"
function cm.initial_effect(c)
	--To Hand
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(m,0))
	e1:SetCategory(CATEGORY_TOHAND+CATEGORY_GRAVE_ACTION)
	e1:SetType(EFFECT_TYPE_IGNITION)
	e1:SetRange(LOCATION_MZONE)
	e1:SetCondition(cm.condition)
	e1:SetTarget(cm.target)
	e1:SetOperation(cm.operation)
	c:RegisterEffect(e1)
end
--To Hand
function cm.thfilter(c)
	return c:IsType(TYPE_MAXIMUM) and c:IsAttribute(ATTRIBUTE_EARTH) and c:IsRace(RACE_WYRM) and c:IsAbleToHand()
end
function cm.exfilter(c)
	return c:IsLevelAbove(7) and c:IsRace(RACE_WYRM)
end
function cm.thfilter2(c)
	return c:IsType(TYPE_MAXIMUM) and c:IsAbleToHand()
end
function cm.condition(e,tp,eg,ep,ev,re,r,rp)
	return Duel.GetFieldGroupCount(tp,LOCATION_MZONE,0)<=1
end
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.operation(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)
		if RD.SendToHandAndExists(g,e,tp,REASON_EFFECT) and Duel.IsExistingMatchingCard(cm.exfilter,tp,LOCATION_GRAVE,0,1,nil) then
			RD.CanSelectAndDoAction(aux.Stringid(m,1),HINTMSG_ATOHAND,aux.NecroValleyFilter(cm.thfilter2),tp,LOCATION_GRAVE,0,1,1,nil,function(sg)
				Duel.BreakEffect()
				RD.SendToHandAndExists(sg,e,tp,REASON_EFFECT)
			end)
		end
	end)
end