Whenever a creature dies, if it had a -1/-1 counter on it, put a -1/-1 counter on target creature.
{2}{B}
Blowfly Infestation
Enchantment
Whenever a creature dies, if it had a -1/-1 counter on it, put a -1/-1 counter on target creature.
{4}{B}{B}
Carnifex Demon
Creature - Phyrexian Demon
Flying
Carnifex Demon enters the battlefield with two -1/-1 counters on it.
{B}, Remove a -1/-1 counter from Carnifex Demon: Put a -1/-1 counter on each other creature.
6 /
6
{2}
Contagion Clasp
Artifact
When Contagion Clasp enters the battlefield, put a -1/-1 counter on target creature.
{4}, {T}: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)
{2}
Contagion Clasp
Artifact
When Contagion Clasp enters the battlefield, put a -1/-1 counter on target creature.
{4}, {T}: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)
{2}{B}
Corrosive Mentor
Creature - Elemental Rogue
Black creatures you control have wither. (They deal damage to creatures in the form of -1/-1 counters.)
1 /
3
{2}{B}
Corrosive Mentor
Creature - Elemental Rogue
Black creatures you control have wither. (They deal damage to creatures in the form of -1/-1 counters.)
1 /
3
{2}{B}
Corrosive Mentor
Creature - Elemental Rogue
Black creatures you control have wither. (They deal damage to creatures in the form of -1/-1 counters.)
1 /
3
{1}{B}
Crumbling Ashes
Enchantment
At the beginning of your upkeep, destroy target creature with a -1/-1 counter on it.
{1}{B}
Crumbling Ashes
Enchantment
At the beginning of your upkeep, destroy target creature with a -1/-1 counter on it.
{1}{B}
Crumbling Ashes
Enchantment
At the beginning of your upkeep, destroy target creature with a -1/-1 counter on it.
{1}{B}
Crumbling Ashes
Enchantment
At the beginning of your upkeep, destroy target creature with a -1/-1 counter on it.
{B}
Dark Ritual
Instant
Add {B}{B}{B}.
{B}
Dark Ritual
Instant
Add {B}{B}{B}.
{1}{B}
Deathspore Thallid
Creature - Zombie Fungus
At the beginning of your upkeep, put a spore counter on Deathspore Thallid.
Remove three spore counters from Deathspore Thallid: Create a 1/1 green Saproling creature token.
Sacrifice a Saproling: Target creature gets -1/-1 until end of turn.
1 /
1
{1}{B}
Deathspore Thallid
Creature - Zombie Fungus
At the beginning of your upkeep, put a spore counter on Deathspore Thallid.
Remove three spore counters from Deathspore Thallid: Create a 1/1 green Saproling creature token.
Sacrifice a Saproling: Target creature gets -1/-1 until end of turn.
1 /
1
{1}{B}
Deathspore Thallid
Creature - Zombie Fungus
At the beginning of your upkeep, put a spore counter on Deathspore Thallid.
Remove three spore counters from Deathspore Thallid: Create a 1/1 green Saproling creature token.
Sacrifice a Saproling: Target creature gets -1/-1 until end of turn.
1 /
1
{B}{B}
Fevered Convulsions
Enchantment
{2}{B}{B}: Put a -1/-1 counter on target creature.
{2}{B}
Footbottom Feast
Instant
Put any number of target creature cards from your graveyard on top of your library.
Draw a card.
{2}{B}
Footbottom Feast
Instant
Put any number of target creature cards from your graveyard on top of your library.
Draw a card.
{B}
Fume Spitter
Creature - Phyrexian Horror
Sacrifice Fume Spitter: Put a -1/-1 counter on target creature.
1 /
1
{B}
Fume Spitter
Creature - Phyrexian Horror
Sacrifice Fume Spitter: Put a -1/-1 counter on target creature.
1 /
1
{B}
Fume Spitter
Creature - Phyrexian Horror
Sacrifice Fume Spitter: Put a -1/-1 counter on target creature.
1 /
1
{B}
Fume Spitter
Creature - Phyrexian Horror
Sacrifice Fume Spitter: Put a -1/-1 counter on target creature.
1 /
1
{2}{B}{B}
Harbinger of Night
Creature - Spirit
At the beginning of your upkeep, put a -1/-1 counter on each creature.
2 /
3
{2}{B}{B}
Harbinger of Night
Creature - Spirit
At the beginning of your upkeep, put a -1/-1 counter on each creature.
2 /
3
{3}{B}{B}
Incremental Blight
Sorcery
Put a -1/-1 counter on target creature, two -1/-1 counters on another target creature, and three -1/-1 counters on a third target creature.
{3}{B}{B}
Incremental Blight
Sorcery
Put a -1/-1 counter on target creature, two -1/-1 counters on another target creature, and three -1/-1 counters on a third target creature.
{3}{B/R}{B/R}
Kulrath Knight
Creature - Elemental Knight
Flying
Wither (This deals damage to creatures in the form of -1/-1 counters.)
Creatures your opponents control with counters on them can't attack or block.
3 /
3
{3}{B/R}{B/R}
Kulrath Knight
Creature - Elemental Knight
Flying
Wither (This deals damage to creatures in the form of -1/-1 counters.)
Creatures your opponents control with counters on them can't attack or block.
3 /
3
{3}{B/R}{B/R}
Kulrath Knight
Creature - Elemental Knight
Flying
Wither (This deals damage to creatures in the form of -1/-1 counters.)
Creatures your opponents control with counters on them can't attack or block.
3 /
3
{3}{B}{B}{B}
Midnight Banshee
Creature - Spirit
Wither (This deals damage to creatures in the form of -1/-1 counters.)
At the beginning of your upkeep, put a -1/-1 counter on each nonblack creature.
5 /
5
{3}{B}{B}{B}
Midnight Banshee
Creature - Spirit
Wither (This deals damage to creatures in the form of -1/-1 counters.)
At the beginning of your upkeep, put a -1/-1 counter on each nonblack creature.
5 /
5
{1}{B}{B}
Necroskitter
Creature - Elemental
Wither (This deals damage to creatures in the form of -1/-1 counters.)
Whenever a creature an opponent controls with a -1/-1 counter on it dies, you may return that card to the battlefield under your control.
1 /
4
{1}{B}{B}
Necroskitter
Creature - Elemental
Wither (This deals damage to creatures in the form of -1/-1 counters.)
Whenever a creature an opponent controls with a -1/-1 counter on it dies, you may return that card to the battlefield under your control.
1 /
4
{1}{B}{B}
Necroskitter
Creature - Elemental
Wither (This deals damage to creatures in the form of -1/-1 counters.)
Whenever a creature an opponent controls with a -1/-1 counter on it dies, you may return that card to the battlefield under your control.
1 /
4
{1}{B}{B}
Necroskitter
Creature - Elemental
Wither (This deals damage to creatures in the form of -1/-1 counters.)
Whenever a creature an opponent controls with a -1/-1 counter on it dies, you may return that card to the battlefield under your control.
1 /
4
{U/B}
Oona's Gatewarden
Creature - Faerie Soldier
Defender, flying
Wither (This deals damage to creatures in the form of -1/-1 counters.)
2 /
1
{U/B}
Oona's Gatewarden
Creature - Faerie Soldier
Defender, flying
Wither (This deals damage to creatures in the form of -1/-1 counters.)
2 /
1
{1}{B}{B}{B}
Shambling Swarm
Creature - Horror
When Shambling Swarm dies, distribute three -1/-1 counters among one, two, or three target creatures. For each -1/-1 counter you put on a creature this way, remove a -1/-1 counter from that creature at the beginning of the next end step.
3 /
3
{2}{B}{B}
Soul Snuffers
Creature - Elemental Shaman
When Soul Snuffers enters the battlefield, put a -1/-1 counter on each creature.
3 /
3
{2}{B}{B}
Soul Snuffers
Creature - Elemental Shaman
When Soul Snuffers enters the battlefield, put a -1/-1 counter on each creature.
3 /
3
{2}{B}{B}
Soul Snuffers
Creature - Elemental Shaman
When Soul Snuffers enters the battlefield, put a -1/-1 counter on each creature.
3 /
3
{2}{B}{B}
Soul Snuffers
Creature - Elemental Shaman
When Soul Snuffers enters the battlefield, put a -1/-1 counter on each creature.
3 /
3
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
{2}
Swiftfoot Boots
Artifact - Equipment
Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control.)
Equip {1}
{2}
Swiftfoot Boots
Artifact - Equipment
Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control.)