Keeper of the Dead

, : Choose target opponent who had at least two fewer creature cards in their graveyard than you did as you activated this ability. Destroy target nonblack creature that player controls.

Bullwhip

, : Bullwhip deals 1 damage to target creature. That creature attacks this turn if able.

Volrath’s Laboratory

As Volrath’s Laboratory enters the battlefield, choose a color and a creature type.
, : Create a 2/2 creature token of the chosen color and type.

Warrior Angel

Flying
Whenever Warrior Angel deals damage, you gain that much life.

Mirri’s Guile

At the beginning of your upkeep, you may look at the top three cards of your library, then put them back in any order.

Mogg Fanatic

Sacrifice Mogg Fanatic: It deals 1 damage to any target.

Marble Titan

Creatures with power 3 or greater don’t untap during their controllers’ untap steps.

Altar of Dementia

Sacrifice a creature: Target player mills cards equal to the sacrificed creature’s power.

Phyrexian Splicer

, , Choose flying, first strike, trample, or shadow: Until end of turn, target creature with the chosen ability loses it and another target creature gains it.

Gemstone Mine

Gemstone Mine enters the battlefield with three mining counters on it.
, Remove a mining counter from Gemstone Mine: Add one mana of any color. If there are no mining counters on Gemstone Mine, sacrifice it.

Call of the Wild

: Reveal the top card of your library. If it’s a creature card, put it onto the battlefield. Otherwise, put it into your graveyard.

Sawtooth Ogre

Whenever Sawtooth Ogre blocks or becomes blocked by a creature, Sawtooth Ogre deals 1 damage to that creature at end of combat.

Aboroth

Cumulative upkeep—Put a -1/-1 counter on Aboroth. (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

Gemstone Mine

Gemstone Mine enters the battlefield with three mining counters on it.
, Remove a mining counter from Gemstone Mine: Add one mana of any color. If there are no mining counters on Gemstone Mine, sacrifice it.

Teferi’s Veil

Whenever a creature you control attacks, it phases out at end of combat. (While it’s phased out, it’s treated as though it doesn’t exist. It phases in before you untap during your next untap step.)