Howltooth Veldt
Land (Rare)

Howltooth Veldt enters the battlefield tapped unless you control two or more creatures.

1, Tap: Add BB, BG or GG to your mana pool. Howltooth Veldt deals 1 damage to you.

BG: Howltooth Veldt becomes a 2/1 black and green Skeleton creature until end of turn. It's still a land.

Carl Deschamps