Slognok, the Devourer

Annihilator 1, Trample

Whenever an opponent sacrifices a permanent, create a food token.
{2}{t} Sacrifice a food, put a +1/+1 counter on Slognok.
{2}{t} Sacrifice Slognok, gain x life where x is the number of +1/+1 counters on Slognok.

Persist.