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.

Pillage

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

Duress

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

Jokulhaups

Destroy all artifacts, creatures, and lands. They can't be regenerated.

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 Avalanche Riders enters, destroy target land.

Cinder Elemental

{X}{R}, {T}, Sacrifice Cinder Elemental: It deals X damage to any target.

Persecute

Choose a color. Target player reveals their hand and discards all cards of that color.

Dread of Night

Earthquake

Earthquake deals X damage to each creature without flying and each player.

Undertaker

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

Sulfurous Springs

{T}: Add {C}.
{T}: Add {B} or {R}. Sulfurous Springs deals 1 damage to you.

Silent Assassin

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

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.

Befoul

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

Swamp

Enslaved Horror

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

Thrashing Wumpus

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

Shock

Boil

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 Bone Shredder enters, destroy target nonartifact, nonblack creature.

Defense Grid

Each spell costs {3} more to cast except during its controller's turn.

Thunderclap

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

Steam Blast

Steam Blast deals 2 damage to each creature and each player.

Shock Troops

Sacrifice Shock Troops: It deals 2 damage to any target.

Mountain

Deepwood Ghoul

Dark Ritual

Rain of Tears

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.)

Dry Spell

Dry Spell deals 1 damage to each creature and each player.

Stone Rain

Perish

Destroy all green creatures. They can't be regenerated.

Vendetta

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