Blood Burglar

During your turn, Blood Burglar has lifelink.(Damage dealt by this creature also causes you to gain that much life.)

Electrostatic Field

Defender
Whenever you cast an instant or sorcery spell, Electrostatic Field deals 1 damage to each opponent.

Steal Strength

Target creature gets +1/+1 until end of turn. Another target creature gets -1/-1 until end of turn.

Tectonic Rift

Destroy target land. Creatures without flying can't block this turn.

Mountain

Command the Storm

Command the Storm deals 5 damage to target creature.

Feral Abomination

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)

Cinder Barrens

Cinder Barrens enters tapped.
{T}: Add {B} or {R}.

Befoul

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

Rakdos Guildgate

This land enters tapped.
{T}: Add {B} or {R}.

Burglar Rat

When this creature enters, each opponent discards a card.

Murder

Blood Crypt

({T}: Add {B} or {R}.)
As Blood Crypt enters, you may pay 2 life. If you don't, it enters tapped.

Uncaged Fury

Target creature gets +1/+1 and gains double strike until end of turn. (It deals both first-strike and regular combat damage.)

Colossus Hammer

Equipped creature gets +10/+10 and loses flying.
Equip {8} ({8}: Attach to target creature you control. Equip only as a sorcery.)

Bog Smugglers

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

Sanitarium Skeleton

{2}{B}: Return Sanitarium Skeleton from your graveyard to your hand.

Soul Salvage

Return up to two target creature cards from your graveyard to your hand.

Swamp

Polluted Mire

Polluted Mire enters tapped.
{T}: Add {B}.
Cycling {2} ({2}, Discard this card: Draw a card.)

Torch Courier

Haste
Sacrifice Torch Courier: Another target creature gains haste until end of turn.

Scorch Spitter

Whenever Scorch Spitter attacks, it deals 1 damage to the player or planeswalker it's attacking.

Bloodfell Caves

This land enters tapped.
When this land enters, you gain 1 life.
{T}: Add {B} or {R}.

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.)