Dauthi Horror

Shadow (This creature can block or be blocked by only creatures with shadow.)
This creature can't be blocked by white creatures.

Rathi Intimidator

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)
{2}, {T}: Search your library for a Mercenary permanent card with mana value 2 or less, put it onto the battlefield, then shuffle.

Cateran Persuader

{1}, {T}: Search your library for a Mercenary permanent card with mana value 1 or less, put it onto the battlefield, then shuffle.

Gurmag Angler

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.)

Cast Down

Carnophage

At the beginning of your upkeep, tap this creature unless you pay 1 life.

Skittering Skirge

Flying
When you cast a creature spell, sacrifice this creature.

Swamp

Barren Moor

This land enters tapped.
{T}: Add {B}.
Cycling {B} ({B}, Discard this card: Draw a card.)

Dark Ritual

Dauthi Slayer

Shadow (This creature can block or be blocked by only creatures with shadow.)
This creature attacks each combat if able.

Sign in Blood

Target player draws two cards and loses 2 life.

Gray Merchant of Asphodel

When this creature enters, each opponent loses X life, where X is your devotion to black. You gain life equal to the life lost this way. (Each {B} in the mana costs of permanents you control counts toward your devotion to black.)

Misshapen Fiend

Duress

Target opponent reveals their hand. You choose a noncreature, nonland card from it. That player discards that card.