Whenever an opponent casts a spell, you may reveal the top card of your library. If you do, counter that spell if it has the same mana value as the revealed card.Counterbalance (MB2) (157)SKU: mb2_157$192.00PrecioCantidadSolo 4 disponible(s)Agregar al carritoRarezaUncommonTipo de ExpansiónFunnySetMB2Collector Number157Card Name ReferenceCounterbalance