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Afflict
{2}{B}
Instant
Target creature gets -1/-1 until end of turn.
Draw a card.

Aphetto Exterminator
{2}{B}
Creature -- Human Wizard
3/1
Morph {3}{B} (You may cast ~this~ face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)
When ~this~ is turned face up, target creature gets -3/-3 until end of turn.

Blister Beetle
{1}{B}
Creature -- Insect
1/1
When ~this~ enters, target creature gets -1/-1 until end of turn.

Bog Naughty
{3}{B}{B}
Creature -- Faerie
3/3
Flying
{2}{B}, Sacrifice a Food: Target creature gets -3/-3 until end of turn.

Cabal Patriarch
{3}{B}{B}{B}
Legendary Creature -- Human Wizard
5/5
{2}{B}, Sacrifice a creature: Target creature gets -2/-2 until end of turn.
{2}{B}, Exile a creature card from your graveyard: Target creature gets -2/-2 until end of turn.

Cabal Torturer
{1}{B}{B}
Creature -- Human Minion
1/1
{B}, {T}: Target creature gets -1/-1 until end of turn.
Threshold -- {3}{B}{B}, {T}: Target creature gets -2/-2 until end of turn. Activate only if seven or more cards are in your graveyard.

Chittering Witch
{3}{B}
Creature -- Human Warlock
2/2
When ~this~ enters, create a number of 1/1 black Rat creature tokens equal to the number of opponents you have.
{1}{B}, Sacrifice a creature: Target creature gets -2/-2 until end of turn.

Clear the Stage
{4}{B}
Instant
Target creature gets -3/-3 until end of turn. If you control a creature with power 4 or greater, you may return up to one target creature card from your graveyard to your hand.

Consumptive Goo
{B}{B}
Creature -- Ooze
1/1
{2}{B}{B}: Target creature gets -1/-1 until end of turn. Put a +1/+1 counter on ~this~.

Crippling Fatigue
{1}{B}{B}
Sorcery
Target creature gets -2/-2 until end of turn.
Flashback--{1}{B}, Pay 3 life. (You may cast ~this~ from your graveyard for its flashback cost. Then exile it.)

Cruel Finality
{2}{B}
Instant
Target creature gets -2/-2 until end of turn. Scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Darkblast
{B}
Instant
Target creature gets -1/-1 until end of turn.
Dredge 3 (If you would draw a card, you may mill three cards instead. If you do, return ~this~ from your graveyard to your hand.)

Death Pulse
{2}{B}{B}
Instant
Target creature gets -4/-4 until end of turn.
Cycling {1}{B}{B} ({1}{B}{B}, Discard ~this~: Draw a card.)
When you cycle ~this~, you may have target creature get -1/-1 until end of turn.

Deathspore Thallid
{1}{B}
Creature -- Zombie Fungus
1/1
At the beginning of your upkeep, put a spore counter on ~this~.
Remove three spore counters from ~this~: Create a 1/1 green Saproling creature token.
Sacrifice a Saproling: Target creature gets -1/-1 until end of turn.

Demon's Grasp
{4}{B}
Sorcery
Target creature gets -5/-5 until end of turn.

Disciple of Tevesh Szat
{2}{B}{B}
Creature -- Human Cleric
3/1
{T}: Target creature gets -1/-1 until end of turn.
{4}{B}{B}, {T}, Sacrifice ~this~: Target creature gets -6/-6 until end of turn.

Disease Carriers
{2}{B}{B}
Creature -- Rat
2/2
When ~this~ dies, target creature gets -2/-2 until end of turn.