Dreadship Atoll
Land (Rare)

Whenever Dreadship Atoll becomes tapped, it deals 1 damage to you.

Tap: Add U or B to your mana pool.

Tap: Add 2 to your mana pool. Put Dreadship Atoll on top of your library.

1U: Dreadship Atoll becomes a 1/1 blue and black Cleric Rat creature with flying until end of turn. It's still a land.

Jason Critchlow