Befoul

Destroy target land or nonblack creature. It can't be regenerated.

Shock Troops

Sacrifice this creature: It deals 2 damage to any target.

Goblin War Buggy

Haste
Echo {1}{R} (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.)

Deepwood Ghoul

Undertaker

{B}, {T}, Discard a card: Return target creature card from your graveyard to your hand.

Swamp

Thrashing Wumpus

{B}: This creature deals 1 damage to each creature and each player.

Rain of Tears

Dark Ritual

Mountain

Stone Rain

Shock

Avalanche Riders

Haste
Echo {3}{R} (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 this creature enters, destroy target land.

Vendetta

Destroy target nonblack creature. It can't be regenerated. You lose life equal to that creature's toughness.

Pillage

Destroy target artifact or land. It can't be regenerated.

Silent Assassin

{3}{B}: Destroy target blocking creature at end of combat.

Duress

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

Bone Shredder

Flying
Echo {2}{B} (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 this creature enters, destroy target nonartifact, nonblack creature.

Sulfurous Springs

{T}: Add {C}.
{T}: Add {B} or {R}. This land deals 1 damage to you.

Thunderclap

You may sacrifice a Mountain rather than pay this spell's mana cost.
Thunderclap deals 3 damage to target creature.

Snuff Out

If you control a Swamp, you may pay 4 life rather than pay this spell's mana cost.
Destroy target nonblack creature. It can't be regenerated.

Enslaved Horror

When this creature enters, each other player may return a creature card from their graveyard to the battlefield.

Cateran Enforcer

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)
{4}, {T}: Search your library for a Mercenary permanent card with mana value 4 or less, put it onto the battlefield, then shuffle.