Sacrifice a creature: Goblin Bombardment deals 1 damage to any target.

Protection from blue (This creature can't be blocked, targeted, dealt damage, or enchanted by anything blue.)
Whenever Goblin Piledriver attacks, it gets +2/+0 until end of turn for each other attacking Goblin.

Gravecrawler can't block.
You may cast Gravecrawler from your graveyard as long as you control a Zombie.

Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)

Create a 4/4 red Ogre creature token. Starting with you, each player chooses an artifact, a creature, and a land from among the permanents controlled by the player to their left. Destroy each permanent chosen this way.

Reveal the top five cards of your library. You may put a creature or land card from among them into your hand. Put the rest into your graveyard.

When Grixis Slavedriver leaves the battlefield, create a 2/2 black Zombie creature token.
Unearth (: 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.)

Whenever Gruul Ragebeast or another creature enters the battlefield under your control, that creature fights target creature an opponent controls.

Attacking creatures you control get +1/+0 and have menace.

Enchant creature
Enchanted creature gets +1/-1 and attacks each combat if able.

Put all creatures on the bottom of their owners' libraries.

Flying
When Illusionary Servant becomes the target of a spell or ability, sacrifice it.

Whenever you cast a spell, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

: Insatiable Souleater gains trample until end of turn. ( can be paid with either or 2 life.)

The next time a source of your choice would deal damage to you this turn, prevent that damage. You gain life equal to the damage prevented this way.
At the beginning of your next upkeep, pay . If you don't, you lose the game.

Flying, haste
When Karrthus, Tyrant of Jund enters the battlefield, gain control of all Dragons, then untap all Dragons.
Other Dragon creatures you control have haste.

Flying

: Creatures you control get +3/+0 until end of turn.