Kha'Zix, the Voidreaver

Double Strike
Feast—As this creature enters the battlefield, you
may discard any number of creature cards from
your hand. If you do, for each creature card discarded this way, Kha'Zix, the Voidreaver
enters the battlefield with your choice of a +1/+1 counter, deathtouch, flying, haste, hexproof, lifelink, menace, trample, or vigilance counter.
"Consume and adapt."