Grave Canopy
Land (Rare)

At the beginning of your upkeep, Grave Canopy deals 1 damage to target creature you control.

Tap: Add B or G to your mana pool.

Put Grave Canopy on top of your library: Add 1 to your mana pool.

1: Grave Canopy becomes a 2/2 green Leech creature until end of turn. It's still a land.

Allan Schuler