Fountain Moor
Land (Rare)

When Fountain Moor enters the battlefield, sacrifice it unless you pay 1 life.

Tap: Add U or B to your mana pool. Fountain Moor deals 1 damage to you.

3: Fountain Moor becomes a 2/2 black Rat Rogue creature until end of turn. It's still a land.

Aleksi Argyle