Eradicate

Exile target nonblack creature. Search its controller’s graveyard, hand, and library for all cards with the same name as that creature and exile them. Then that player shuffles their library.

Tariff

Each player sacrifices the creature they control with the highest converted mana cost unless they pay that creature’s mana cost. If two or more creatures a player controls are tied for highest cost, that player chooses one.

Pestilence

At the beginning of the end step, if no creatures are on the battlefield, sacrifice Pestilence.
: Pestilence deals 1 damage to each creature and each player.

Phyrexian Plaguelord

, Sacrifice Phyrexian Plaguelord: Target creature gets -4/-4 until end of turn.
Sacrifice a creature: Target creature gets -1/-1 until end of turn.

Angel’s Trumpet

All creatures have vigilance.
At the beginning of each player’s end step, tap all untapped creatures that player controls that didn’t attack this turn. Angel’s Trumpet deals damage to the player equal to the number of creatures tapped this way.

Knighthood

Creatures you control have first strike.

Deranged Hermit

Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)
When Deranged Hermit enters the battlefield, create four 1/1 green Squirrel creature tokens.
Squirrel creatures get +1/+1.

Rancor

Enchant creature
Enchanted creature gets +2/+0 and has trample.
When Rancor is put into a graveyard from the battlefield, return Rancor to its owner’s hand.

Argothian Wurm

Trample
When Argothian Wurm enters the battlefield, any player may sacrifice a land. If a player does, put Argothian Wurm on top of its owner’s library.

Witch Engine

Swampwalk (This creature can’t be blocked as long as defending player controls a Swamp.)
: Add . Target opponent gains control of Witch Engine. (Activate this ability only any time you could cast an instant.)

Opal Gargoyle

When an opponent casts a creature spell, if Opal Gargoyle is an enchantment, Opal Gargoyle becomes a 2/2 Gargoyle creature with flying.

Knight of the Hokey Pokey

First strike
, Do the Hokey Pokey: Prevent all damage a source of your choice would deal to Knight of the Hokey Pokey this turn. (To do the Hokey Pokey, choose an arm, a leg, or your whole self and put it in. Put it out. Put it in. Shake it all about. You do the Hokey Pokey! Turn yourself around.)

Mesa Chicken

Stand up, Flap your arms, Cluck like a chicken: Mesa Chicken gains flying until end of turn.

Swarm of Rats

Swarm of Rats’s power is equal to the number of Rats you control.

Alaborn Cavalier

Whenever Alaborn Cavalier attacks, you may tap target creature.

Dauthi Warlord

Shadow (This creature can block or be blocked by only creatures with shadow.)
Dauthi Warlord’s power is equal to the number of creatures with shadow on the battlefield.

Vampire Hounds

Discard a creature card: Vampire Hounds gets +2/+2 until end of turn.

Cunning

Enchant creature
Enchanted creature gets +3/+3.
When enchanted creature attacks or blocks, sacrifice Cunning at the beginning of the next cleanup step.

City of Traitors

When you play another land, sacrifice City of Traitors.
: Add .