The Gitrog, Ravenous Ride (Promo Pack) [Outlaws of Thunder Junction Promos]

Trample. haste

Whenever The Gitrog, Ravenous Ride deals combat damage to a player, you may sacrifice a creature that saddled it this turn. If you do, draw X cards, then put up to X land cards from your hand onto the battlefield tapped, where X is the sacrificed creature's power.

Saddle 1