When Murmuring Coliseum enters the battlefield, you lose 2 life unless you reveal an enchantment card from your hand. : Add  to your mana pool. Activate this ability only if you control a Swamp. : Add  to your mana pool. Activate this ability only if you control an Island. : Murmuring Coliseum becomes a 2/2 black Specter creature until end of turn. It's still a land.