Sidisi, Undead Vizier

Rakshasa Gravecaller

Creature — Demon (3/6)

Exploit (When this creature enters the battlefield, you may sacrifice a creature.)
When Rakshasa Gravecaller exploits a creature, create two 2/2 black Zombie creature tokens.

Silumgar Butcher

Creature — Zombie Djinn (3/3)

Exploit (When this creature enters the battlefield, you may sacrifice a creature.)
When Silumgar Butcher exploits a creature, target creature gets -3/-3 until end of turn.

Vulturous Aven

Creature — Bird Shaman (2/3)

Flying
Exploit (When this creature enters the battlefield, you may sacrifice a creature.)
When Vulturous Aven exploits a creature, you draw two cards and you lose 2 life.

Acid-Spewer Dragon

Creature — Dragon (3/3)

Flying, deathtouch
Megamorph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)
When Acid-Spewer Dragon is turned face up, put a +1/+1 counter on each other Dragon creature you control.

Marsh Hulk

Creature — Zombie Ogre (4/6)

Megamorph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)

Risen Executioner

Creature — Zombie Warrior (4/3)

Risen Executioner can't block.
Other Zombie creatures you control get +1/+1.
You may cast Risen Executioner from your graveyard if you pay more to cast it for each other creature card in your graveyard.

Gurmag Drowner

Creature — Naga Wizard (2/4)

Exploit (When this creature enters the battlefield, you may sacrifice a creature.)
When Gurmag Drowner exploits a creature, look at the top four cards of your library. Put one of them into your hand and the rest into your graveyard.

Ukud Cobra

Creature — Snake (2/5)

Deathtouch

Wandering Tombshell

Creature — Zombie Turtle (1/6)

Dragonlord Silumgar

Legendary Creature — Elder Dragon (3/5)

Flying, deathtouch
When Dragonlord Silumgar enters the battlefield, gain control of target creature or planeswalker for as long as you control Dragonlord Silumgar.

Profaner of the Dead

Creature — Naga Wizard (3/3)

Exploit (When this creature enters the battlefield, you may sacrifice a creature.)
When Profaner of the Dead exploits a creature, return to their owners' hands all creatures your opponents control with toughness less than the exploited creature's toughness.

Swift Warkite

Creature — Dragon (4/4)

Flying
When Swift Warkite enters the battlefield, you may put a creature card with mana value 3 or less from your hand or graveyard onto the battlefield. That creature gains haste. Return it to your hand at the beginning of the next end step.

Boltwing Marauder

Creature — Dragon (5/4)

Flying
Whenever another creature enters the battlefield under your control, target creature gets +2/+0 until end of turn.

Dragonlord Kolaghan

Legendary Creature — Elder Dragon (6/5)

Flying, haste
Other creatures you control have haste.
Whenever an opponent casts a creature or planeswalker spell with the same name as a card in their graveyard, that player loses 10 life.

Minister of Pain

Creature — Human Shaman (2/3)

Exploit (When this creature enters the battlefield, you may sacrifice a creature.)
When Minister of Pain exploits a creature, creatures your opponents control get -1/-1 until end of turn.

Necromaster Dragon

Creature — Dragon (4/4)

Flying
Whenever Necromaster Dragon deals combat damage to a player, you may pay . If you do, create a 2/2 black Zombie creature token and each opponent mills two cards.

Qarsi Sadist

Creature — Human Cleric (1/3)

Exploit (When this creature enters the battlefield, you may sacrifice a creature.)
When Qarsi Sadist exploits a creature, target opponent loses 2 life and you gain 2 life.

Ruthless Deathfang

Creature — Dragon (4/4)

Flying
Whenever you sacrifice a creature, target opponent sacrifices a creature.

Ambuscade Shaman

Creature — Orc Shaman (2/2)

Whenever Ambuscade Shaman or another creature enters the battlefield under your control, that creature gets +2/+2 until end of turn.
Dash (You may cast this spell for its dash cost. If you do, it gains haste, and it's returned from the battlefield to its owner's hand at the beginning of the next end step.)

Dragonlord Ojutai

Legendary Creature — Elder Dragon (5/4)

Flying
Dragonlord Ojutai has hexproof as long as it's untapped.
Whenever Dragonlord Ojutai deals combat damage to a player, look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.