local cm,m=GetID()
cm.name="电磁充雷"
function cm.initial_effect(c)
	--Activate
	local e1=Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_DRAW+CATEGORY_DESTROY)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetProperty(EFFECT_FLAG_PLAYER_TARGET)
	e1:SetCost(cm.cost)
	e1:SetTarget(cm.target)
	e1:SetOperation(cm.activate)
	c:RegisterEffect(e1)
end
--Activate
function cm.costfilter(c)
	return c:IsRace(RACE_ROCK) and c:IsAbleToGraveAsCost()
end
function cm.exfilter(c)
	return c:IsFaceup() and c:GetBaseAttack()==3500 and c:IsRace(RACE_ROCK)
end
cm.cost=RD.CostSendHandToGrave(cm.costfilter,1,1)
function cm.target(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsPlayerCanDraw(tp,2) end
	RD.TargetDraw(tp,2)
end
function cm.activate(e,tp,eg,ep,ev,re,r,rp)
	if RD.Draw()~=0 and Duel.IsExistingMatchingCard(cm.exfilter,tp,LOCATION_MZONE,0,1,nil) then
		RD.CanSelectAndDoAction(aux.Stringid(m,1),HINTMSG_DESTROY,nil,tp,0,LOCATION_MZONE,1,1,nil,function(g)
			Duel.Destroy(g,REASON_EFFECT)
		end)
	end
end