Haste (This creature can attack and {T} as soon as it comes under your control.) At the beginning of the end step, sacrifice this creature.

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.) Haste (This creature can attack and {T} as soon as it comes under your control.) At the beginning of the end step, sacrifice this creature.

Trample, haste At the beginning of the end step, sacrifice this creature. Morph {R}{R} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

Trample, haste At the beginning of the end step, sacrifice this creature.

Flying, haste At the beginning of the end step, sacrifice this creature. Unearth {4}{R} ({4}{R}: 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.)

Trample, haste At the beginning of the end step, sacrifice this creature. Unearth {1}{R} ({1}{R}: 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.)

Haste At the beginning of the end step, sacrifice this creature. At the beginning of your upkeep, if this card is in your graveyard, you may exile a black creature card other than this card from your graveyard. If you do, return this card to the battlefield.

Trample, haste When this creature attacks, up to one target creature defending player controls blocks it this combat if able. At the beginning of the end step, sacrifice this creature.

Trample, haste This creature enters with X +1/+0 counters on it. At the beginning of the end step, sacrifice this creature.

Trample, haste Whenever this creature deals combat damage to a player, that player discards two cards. At the beginning of the end step, sacrifice this creature.

Trample, haste Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) At the beginning of the end step, sacrifice this creature.