Cho'Gath, Terror of the Void

Trample
Feast—As this creature enters the battlefield, you
may discard any number of creature cards from
your hand. If you do, Cho'Gath, Terror of the
Void enters the battlefield with two +1/+1
counters for each creature card discarded this
way.
Whenever a creature dealt combat damage by
Cho'Gath, Terror of the Void dies, you gain 2
life.