Dragonskull Shoal
Land (Rare)

Dragonskull Shoal enters the battlefield tapped unless you sacrifice an artifact land.

1, Tap: Add BB, BU or UU to your mana pool. Dragonskull Shoal deals 1 damage to you.

1: Dragonskull Shoal becomes a 2/2 blue Faerie creature until end of turn. It's still a land.

James Critchlow