Mikaeus, the Unhallowed

Intimidate (This creature can’t be blocked except by artifact creatures and/or creatures that share a color with it.)
Whenever a Human deals damage to you, destroy it.
Other non-Human creatures you control get +1/+1 and have undying. (When a creature with undying 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.)

Crosis, the Purger

Flying
Whenever Crosis, the Purger deals combat damage to a player, you may pay . If you do, choose a color, then that player reveals their hand and discards all cards of that color.

Stitched Drake

As an additional cost to cast this spell, exile a creature card from your graveyard.
Flying

Elder Cathar

When Elder Cathar dies, put a +1/+1 counter on target creature you control. If that creature is a Human, put two +1/+1 counters on it instead.

Skaab Ruinator

As an additional cost to cast this spell, exile three creature cards from your graveyard.
Flying
You may cast Skaab Ruinator from your graveyard.

Qasali Pridemage

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)
, Sacrifice Qasali Pridemage: Destroy target artifact or enchantment.

Sylvan Bounty

Target player gains 8 life.
Basic landcycling (, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)

Time Walk

Take an extra turn after this one.

Arbalest Elite

, : Arbalest Elite deals 3 damage to target attacking or blocking creature. Arbalest Elite doesn’t untap during your next untap step.

Pride Guardian

Defender
Whenever Pride Guardian blocks, you gain 3 life.

Argent Sphinx

Flying
Metalcraft — : Exile Argent Sphinx. Return it to the battlefield under your control at the beginning of the next end step. Activate only if you control three or more artifacts.

Stoic Rebuttal

Metalcraft — This spell costs less to cast if you control three or more artifacts.
Counter target spell.

Phyrexian Ingester

Imprint — When Phyrexian Ingester enters, you may exile target nontoken creature.
Phyrexian Ingester gets +X/+Y, where X is the exiled creature card’s power and Y is its toughness.

Enslave

Enchant creature
You control enchanted creature.
At the beginning of your upkeep, enchanted creature deals 1 damage to its owner.

Sword of War and Peace

Equipped creature gets +2/+2 and has protection from red and from white.
Whenever equipped creature deals combat damage to a player, Sword of War and Peace deals damage to that player equal to the number of cards in their hand and you gain 1 life for each card in your hand.
Equip

Mindcrank

Whenever an opponent loses life, that player mills that many cards. (Damage causes loss of life.)

Greenhilt Trainee

: Target creature gets +4/+4 until end of turn. Activate only if Greenhilt Trainee’s power is 4 or greater.

Thunder Dragon

Flying
When Thunder Dragon enters, it deals 3 damage to each creature without flying.

Sword of Feast and Famine

Equipped creature gets +2/+2 and has protection from black and from green.
Whenever equipped creature deals combat damage to a player, that player discards a card and you untap all lands you control.
Equip

Glissa, the Traitor

First strike, deathtouch
Whenever a creature an opponent controls dies, you may return target artifact card from your graveyard to your hand.

Blightsteel Colossus

Trample, infect, indestructible
If Blightsteel Colossus would be put into a graveyard from anywhere, reveal Blightsteel Colossus and shuffle it into its owner’s library instead.

Glissa, the Traitor

First strike, deathtouch
Whenever a creature an opponent controls dies, you may return target artifact card from your graveyard to your hand.