Rhox Behemoth

If Rhox Behemoth is in your opening hand, you may reveal it. If you do, put it into your graveyard.
Lifelink, haste, trample
Unearth {4}{b}({4}{b}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)