Vampire Elf

Bite—Sacrifice a creature: Vampire Elf gets
+2/+1 until end of turn, add {b} or {g} to your
mana pool and lose 1 Life. Use this ability no
more than twice per turn.
{b}{t}: Target creature with power 2 or less that
was dealt damage this turn goes to the graveyard.
{g}{t}: Sacrifice a forest to add {b}{b}{b} to your
mana pool. Lose 1 Life.