local cm,m=GetID()
local list={120105001}
cm.name="七星惧魔术师"
function cm.initial_effect(c)
	RD.AddCodeList(c,list)
	--Change Code
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(m,0))
	e1:SetCategory(CATEGORY_ATKCHANGE)
	e1:SetType(EFFECT_TYPE_IGNITION)
	e1:SetRange(LOCATION_MZONE)
	e1:SetCondition(cm.condition)
	e1:SetCost(cm.cost)
	e1:SetOperation(cm.operation)
	c:RegisterEffect(e1)
end
--Change Code
function cm.filter(c)
	return c:IsType(TYPE_MONSTER)
end
function cm.condition(e,tp,eg,ep,ev,re,r,rp)
	return not e:GetHandler():IsCode(list[1])
end
cm.cost=RD.CostSendDeckTopToGrave(1)
function cm.operation(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	if c:IsFaceup() and c:IsRelateToEffect(e) then
		RD.ChangeCode(e,c,list[1],RESET_EVENT+RESETS_STANDARD+RESET_PHASE+PHASE_END)
		local g=Duel.GetMatchingGroup(cm.filter,tp,LOCATION_GRAVE,0,nil)
		local atk=g:GetClassCount(Card.GetAttribute)*300
		if atk==0 then return end
		RD.CanSelectAndDoAction(aux.Stringid(m,1),aux.Stringid(m,2),Card.IsFaceup,tp,0,LOCATION_MZONE,1,1,nil,function(g)
			Duel.BreakEffect()
			RD.AttachAtkDef(e,g:GetFirst(),-atk,0,RESET_EVENT+RESETS_STANDARD+RESET_PHASE+PHASE_END)
		end)
	end
end