Ilharg, the Raze-Boar — War of the Spark Promos #133s

Trample

Whenever Ilharg attacks, you may put a creature card from your hand onto the battlefield tapped and attacking. Return that creature to your hand at the beginning of the next end step.

When Ilharg dies or is put into exile from the battlefield, you may put it into its owner's library third from the top.