Brimstone Mage

Level up {3}{R} ({3}{R}: Put a level counter on this. Level up only as a sorcery.)
LEVEL 1-2
2/3
{T}: Brimstone Mage deals 1 damage to any target.
LEVEL 3+
2/4
{T}: Brimstone Mage deals 3 damage to any target.

Zulaport Enforcer

Level up {4} ({4}: Put a level counter on this. Level up only as a sorcery.)
LEVEL 1-2
3/3
LEVEL 3+
5/5
Zulaport Enforcer can't be blocked except by black creatures.

Assassinate

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.

Rakdos Guildgate

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

Casting of Bones

Enchant creature
When enchanted creature dies, draw three cards, then discard one of them.

Shambling Attendants

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.)
Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)

Goblin Arsonist

When Goblin Arsonist dies, you may have it deal 1 damage to any target.

Disentomb

Return target creature card from your graveyard to your hand.

Null Champion

Level up {3} ({3}: Put a level counter on this. Level up only as a sorcery.)
LEVEL 1-3
4/2
LEVEL 4+
7/3
{B}: Regenerate Null Champion.

Morbid Plunder

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

Dauthi Embrace

{B}{B}: Target creature gains shadow until end of turn. (It can block or be blocked by only creatures with shadow.)

Mountain

Recover

Return target creature card from your graveyard to your hand.
Draw a card.

Doom Blade

Molten Ravager

{R}: Molten Ravager gets +1/+0 until end of turn.

Death Stroke

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.

Reckless Charge

Target creature gets +3/+0 and gains haste until end of turn.
Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Pharika's Chosen

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