Blackcleave Turf
Land (Rare)

Blackcleave Turf enters the battlefield tapped.

Tap: Add B to your mana pool. If you played a land this turn, Add G to your mana pool instead.

2G: Blackcleave Turf becomes a 2/2 black and green Cleric creature with trample until end of turn. It's still a land.

Steve Grant West