Goblin War Drums

Creatures you control have menace. (They can't be blocked except by two or more creatures.)

Word of Binding

Demonic Tutor

Search your library for a card, put that card into your hand, then shuffle.

Mountain

Juggernaut

Juggernaut attacks each combat if able.
Juggernaut can't be blocked by Walls.

Gray Ogre

Lightning Bolt

Lightning Bolt deals 3 damage to any target.

Unholy Strength

Enchant creature
Enchanted creature gets +2/+1.

Mind Twist

Target player discards X cards at random.

Dark Ritual

Throne of Bone

Whenever a player casts a black spell, you may pay {1}. If you do, you gain 1 life.

Mindstab Thrull

Whenever Mindstab Thrull attacks and isn't blocked, you may sacrifice it. If you do, defending player discards three cards.

Will-o'-the-Wisp

Flying (This creature can't be blocked except by creatures with flying or reach.)
{B}: Regenerate Will-o'-the-Wisp. (The next time this creature would be destroyed this turn, it isn't. Instead tap it, remove all damage from it, and remove it from combat.)

Hymn to Tourach

Target player discards two cards at random.

Shatter

Iron Star

Whenever a player casts a red spell, you may pay {1}. If you do, you gain 1 life.

Basal Thrull

Terror

Destroy target nonartifact, nonblack creature. It can't be regenerated.

Nightmare

Flying (This creature can't be blocked except by creatures with flying or reach.)
Nightmare's power and toughness are each equal to the number of Swamps you control.

Drain Life

Spend only black mana on X.
Drain Life deals X damage to any target. You gain life equal to the damage dealt, but not more life than the player's life total before the damage was dealt, the planeswalker's loyalty before the damage was dealt, or the creature's toughness.

Earth Elemental

Soul Net

Whenever a creature dies, you may pay {1}. If you do, you gain 1 life.

Darkness

Prevent all combat damage that would be dealt this turn.

Fireball

This spell costs {1} more to cast for each target beyond the first.
Fireball deals X damage divided evenly, rounded down, among any number of targets.

Disintegrate

Disintegrate deals X damage to any target. If it's a creature, it can't be regenerated this turn, and if it would die this turn, exile it instead.

Bog Wraith

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)

Firebreathing

Enchant creature
{R}: Enchanted creature gets +1/+0 until end of turn.

Thrull Wizard

{1}{B}: Counter target black spell unless that spell's controller pays {B} or {3}.

Shatterstorm

Destroy all artifacts. They can't be regenerated.

Necrite

Whenever Necrite attacks and isn't blocked, you may sacrifice it. If you do, destroy target creature defending player controls. It can't be regenerated.

Swamp

Hurloon Minotaur

Wall of Shadows

Defender (This creature can't attack.)
Prevent all damage that would be dealt to Wall of Shadows by creatures it's blocking.
Wall of Shadows can't be the target of spells that can target only Walls or of abilities that can target only Walls.

Tunnel

Destroy target Wall. It can't be regenerated.

Wall of Fire

Defender (This creature can't attack.)
{R}: Wall of Fire gets +1/+0 until end of turn.

Hypnotic Specter

Flying
Whenever Hypnotic Specter deals damage to an opponent, that player discards a card at random.