Cho'Gath, Terror of the Void

Devour 2 (As this creature enters the battlefield,
you may sacrifice any number of creatures.
This creature enters the battlefield with twice
that many +1/+1 counters on it.)
{b}{b}{b}, {t}: Destroy target creature and
put a +1/+1 counter
on Cho'Gath, Terror of the Void
"Your souls will feed the Void!"
"Nom nom nom nom nom nom nom!"