Grass-Moor
Land-Swamp Forest (Rare)

(Tap: Add B or G to your mana pool.)

Grass-Moor enters the battlefield tapped unless you pay 2.

2, Tap: Target land becomes a 3/3 green Snake creature until end of turn. It's still a land.

BB, Tap, Sacrifice Grass-Moor: Put a -1/-1 counter on target creature.

Steve Chan