Flying; swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)
1 /
1
{1}{G}
Bayou Groff
Creature - Plant Dog
As an additional cost to cast this spell, sacrifice a creature or pay {3}.
5 /
4
--
Blooming Marsh
Land
Blooming Marsh enters the battlefield tapped unless you control two or fewer other lands.
{T}: Add {B} or {G}.
{2}{G}
Bog Badger
Creature - Badger
Kicker {B} (You may pay an additional {B} as you cast this spell.)
When Bog Badger enters the battlefield, if it was kicked, creatures you control gain menace until end of turn. (A creature with menace can't be blocked except by two or more creatures.)
3 /
3
{3}{B}{B}
Bog Elemental
Creature - Elemental
Protection from white
At the beginning of your upkeep, sacrifice Bog Elemental unless you sacrifice a land.
5 /
4
{4}{G}
Bog Gnarr
Creature - Beast
Whenever a player casts a black spell, Bog Gnarr gets +2/+2 until end of turn.
2 /
2
{B}
Bog Rats
Creature - Rat
Bog Rats can't be blocked by Walls.
1 /
1
{B}
Bog Rats
Creature - Rat
Bog Rats can't be blocked by Walls.
1 /
1
--
Bog Wreckage
Land
Bog Wreckage enters the battlefield tapped.
{T}: Add {B}.
{T}, Sacrifice Bog Wreckage: Add one mana of any color.
--
Bojuka Bog
Land
Bojuka Bog enters the battlefield tapped.
When Bojuka Bog enters the battlefield, exile target player's graveyard.
{T}: Add {B}.
{3}{B}
Dredge the Mire
Sorcery
Each opponent chooses a creature card in their graveyard. Put those cards onto the battlefield under your control.
--
Haunted Mire
Land - Swamp Forest
({T}: Add {B} or {G}.)
Haunted Mire enters the battlefield tapped.
{1}{B}{B}
Hissing Miasma
Enchantment
Whenever a creature attacks you, its controller loses 1 life.
--
Hissing Quagmire
Land
Hissing Quagmire enters the battlefield tapped.
{T}: Add {B} or {G}.
{1}{B}{G}: Hissing Quagmire becomes a 2/2 black and green Elemental creature with deathtouch until end of turn. It's still a land.
{B}
Malakir Rebirth
Instant
Choose target creature. You lose 2 life. Until end of turn, that creature gains "When this creature dies, return it to the battlefield tapped under its owner's control."
--
Malakir Mire
Land
Malakir Mire enters the battlefield tapped.
{T}: Add {B}.
{G}
Marsh Boa
Creature - Snake
Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)
1 /
1
{B}{B}
Marsh Casualties
Sorcery
Kicker {3} (You may pay an additional {3} as you cast this spell.)
Creatures target player controls get -1/-1 until end of turn. If this spell was kicked, those creatures get -2/-2 until end of turn instead.
{3}{B}
Marsh Flitter
Creature - Faerie Rogue
Flying
When Marsh Flitter enters the battlefield, create two 1/1 black Goblin Rogue creature tokens.
Sacrifice a Goblin: Marsh Flitter has base power and toughness 3/3 until end of turn.
1 /
1
{4}{B}{B}
Marsh Hulk
Creature - Zombie Ogre
Megamorph {6}{B} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)
4 /
6
{3}{B}
Marsh Lurker
Creature - Beast
Sacrifice a Swamp: Marsh Lurker gains fear until end of turn. (It can't be blocked except by artifact creatures and/or black creatures.)
3 /
2
{3}{G}{G}
Marshdrinker Giant
Creature - Giant Warrior
When Marshdrinker Giant enters the battlefield, destroy target Island or Swamp an opponent controls.
4 /
3
{2}{B}
Megrim
Enchantment
Whenever an opponent discards a card, Megrim deals 2 damage to that player.
{2}{B}
Megrim
Enchantment
Whenever an opponent discards a card, Megrim deals 2 damage to that player.
{2}{B}
Megrim
Enchantment
Whenever an opponent discards a card, Megrim deals 2 damage to that player.
{B}
Mire Blight
Enchantment - Aura
Enchant creature
When enchanted creature is dealt damage, destroy it.
{B}
Mire Blight
Enchantment - Aura
Enchant creature
When enchanted creature is dealt damage, destroy it.
{1}{G}
Mire Boa
Creature - Snake
Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)
{G}: Regenerate Mire Boa. (The next time this creature would be destroyed, instead tap it, remove it from combat, and heal all damage on it.)
2 /
1
{1}{B}
Mire Shade
Creature - Shade
{B}, Sacrifice a Swamp: Put a +1/+1 counter on Mire Shade. Activate only as a sorcery.
1 /
1
{1}{B}
Mire Triton
Creature - Zombie Merfolk
Deathtouch
When Mire Triton enters the battlefield, mill two cards and you gain 2 life.
2 /
1
{1}{B}
Mire in Misery
Sorcery
Each opponent sacrifices a creature or enchantment.
{1}{B}
Mire in Misery
Sorcery
Each opponent sacrifices a creature or enchantment.
{1}{B}
Mire's Grasp
Enchantment - Aura
Enchant creature
Enchanted creature gets -3/-3.
{1}{B}
Mire's Grasp
Enchantment - Aura
Enchant creature
Enchanted creature gets -3/-3.
{3}{B}
Mire's Malice
Sorcery
Target opponent discards two cards.
Awaken 3--{5}{B} (If you cast this spell for {5}{B}, also put three +1/+1 counters on target land you control and it becomes a 0/0 Elemental creature with haste. It's still a land.)
{3}{B}
Mire's Malice
Sorcery
Target opponent discards two cards.
Awaken 3--{5}{B} (If you cast this spell for {5}{B}, also put three +1/+1 counters on target land you control and it becomes a 0/0 Elemental creature with haste. It's still a land.)
{B}
Mire's Toll
Sorcery
Target player reveals a number of cards from their hand equal to the number of Swamps you control. You choose one of them. That player discards that card.
{B}
Mire's Toll
Sorcery
Target player reveals a number of cards from their hand equal to the number of Swamps you control. You choose one of them. That player discards that card.
--
Mortuary Mire
Land
Mortuary Mire enters the battlefield tapped.
When Mortuary Mire enters the battlefield, you may put target creature card from your graveyard on top of your library.
{T}: Add {B}.
--
Piranha Marsh
Land
Piranha Marsh enters the battlefield tapped.
When Piranha Marsh enters the battlefield, target player loses 1 life.
{T}: Add {B}.
--
Polluted Mire
Land
Polluted Mire enters the battlefield tapped.
{T}: Add {B}.
Cycling {2} ({2}, Discard this card: Draw a card.)
{1}{B}
Psychic Miasma
Sorcery
Target player discards a card. If a land card is discarded this way, return Psychic Miasma to its owner's hand.
{1}{B}
Psychic Miasma
Sorcery
Target player discards a card. If a land card is discarded this way, return Psychic Miasma to its owner's hand.
{2}{B}
Quagmire Druid
Creature - Zombie Druid
{G}, {T}, Sacrifice a creature: Destroy target enchantment.
2 /
2
{2}{B}
Quagmire Lamprey
Creature - Fish
Whenever Quagmire Lamprey becomes blocked by a creature, put a -1/-1 counter on that creature.
1 /
1
{3}{B}
Specter of the Fens
Creature - Specter
Flying
{5}{B}: Target opponent loses 2 life and you gain 2 life.
2 /
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}.)
--
Twilight Mire
Land
{T}: Add {C}.
{B/G}, {T}: Add {B}{B}, {B}{G}, or {G}{G}.
--
Vivid Marsh
Land
Vivid Marsh enters the battlefield tapped with two charge counters on it.
{T}: Add {B}.
{T}, Remove a charge counter from Vivid Marsh: Add one mana of any color.
{B}{B}
Yarok's Fenlurker
Creature - Horror
When Yarok's Fenlurker enters the battlefield, each opponent exiles a card from their hand.
{2}{B}: Yarok's Fenlurker gets +1/+1 until end of turn.
1 /
1
{B}{B}
Yarok's Fenlurker
Creature - Horror
When Yarok's Fenlurker enters the battlefield, each opponent exiles a card from their hand.
{2}{B}: Yarok's Fenlurker gets +1/+1 until end of turn.