Bontu, Ambitious Eye

Menace, Indestuctible, Deathtouch
Bontu, Ambitious Eye can't Attack or Block
unless You have at Least 4 Creatures or
Planeswalkers in Your Graveyard
{b}{r/g}, Sacrifice another Creature: Draw a Card
{r}{b/g}, Sacrifice another Creature: Bontu,
Ambitious Eye Deals 4 Damage to any Target
{g}{b/r}, Sacrifice another Creature: You Gain Life
Equal to the Sacrificed Creature's Power or
Toughness