Marrow Bats

Flying
Pay 4 life: Regenerate this creature.

Mental Agony

Target player discards two cards and loses 2 life.

Necrobite

Target creature gains deathtouch until end of turn. Regenerate it. (The next time that creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Polluted Dead

When this creature dies, destroy target land.

Predator's Gambit

Enchant creature
Enchanted creature gets +2/+1.
Enchanted creature has intimidate as long as its controller controls no other creatures. (It can't be blocked except by artifact creatures and/or creatures that share a color with it.)

Renegade Demon

Searchlight Geist

Flying
{3}{B}: This creature gains deathtouch until end of turn. (Any amount of damage it deals to a creature is enough to destroy it.)

Cloudshift

Exile target creature you control, then return that card to the battlefield under your control.

Soulcage Fiend

When this creature dies, each player loses 3 life.

Treacherous Pit-Dweller

When this creature enters from a graveyard, target opponent gains control of it.
Undying (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.)

Triumph of Cruelty

At the beginning of your upkeep, target opponent discards a card if you control the creature with the greatest power or tied for the greatest power.

Undead Executioner

When this creature dies, you may have target creature get -2/-2 until end of turn.

Unhallowed Pact

Enchant creature
When enchanted creature dies, return that card to the battlefield under your control.

Aggravate

Aggravate deals 1 damage to each creature target player controls. Each creature dealt damage this way attacks this turn if able.

Archwing Dragon

Flying, haste
At the beginning of the end step, return this creature to its owner's hand.

Banners Raised

Creatures you control get +1/+0 until end of turn.

Avacyn Restored