Drowned Catacomb [Ixalan Prerelease Promos]

Set: Ixalan Prerelease Promos Type: Land Rarity: Rare Drowned Catacomb enters the battlefield tapped unless you control an Island or a Swamp.{T}: Add {U} or {B}. None can tell how many vessels are tangled up on the sea floor—or how much treasure remains unclaimed.