T'rar, Aspect of Hunger

{r}, Sacrifice a noncreature permanent: T'rar,
Aspect of Hunger gets +2/+1 until end of turn.
{1}{b}{g}, {t}: Sacrifice another creature with
power 2 or less: Create a number of Food tokens
equal to that creature's toughness.
It knows naught of its purpose, only that it must eat.