When Abhorrent Overlord enters the battlefield, create a number of 1/1 black Harpy creature tokens with flying equal to your devotion to black. (Each {B} in the mana costs of permanents you control counts toward your devotion to black.)
At the beginning of your upkeep, sacrifice a creature.
6 /
6
{5}{B}{B}{B}
Baron Sengir
Legendary Creature - Vampire Noble
Flying
Whenever a creature dealt damage by Baron Sengir this turn dies, put a +2/+2 counter on Baron Sengir.
{T}: Regenerate another target Vampire.
5 /
5
{U}{U}
Boomerang
Instant
Return target permanent to its owner's hand.
{U}{U}
Boomerang
Instant
Return target permanent to its owner's hand.
{2}{U}{U}
Control Magic
Enchantment - Aura
Enchant creature
You control enchanted creature.
{U}{U}
Counterspell
Instant
Counter target spell.
{U}{U}
Counterspell
Instant
Counter target spell.
{U}{U}
Counterspell
Instant
Counter target spell.
{U}{U}
Counterspell
Instant
Counter target spell.
{6}{U}{U}
Dig Through Time
Instant
Delve (Each card you exile from your graveyard while casting this spell pays for {1}.)
Look at the top seven cards of your library. Put two of them into your hand and the rest on the bottom of your library in any order.
--
Dismal Backwater
Land
Dismal Backwater enters the battlefield tapped.
When Dismal Backwater enters the battlefield, you gain 1 life.
{T}: Add {U} or {B}.
--
Dismal Backwater
Land
Dismal Backwater enters the battlefield tapped.
When Dismal Backwater enters the battlefield, you gain 1 life.
{T}: Add {U} or {B}.
--
Dismal Backwater
Land
Dismal Backwater enters the battlefield tapped.
When Dismal Backwater enters the battlefield, you gain 1 life.
{T}: Add {U} or {B}.
--
Dismal Backwater
Land
Dismal Backwater enters the battlefield tapped.
When Dismal Backwater enters the battlefield, you gain 1 life.
{T}: Add {U} or {B}.
{1}{U}{ // }{2}{B}
Far // Away
Instant // Instant
Return target creature to its owner's hand.
Fuse (You may cast one or both halves of this card from your hand.)
Target player sacrifices a creature.
Fuse (You may cast one or both halves of this card from your hand.)
{B}
Fatal Blow
Instant
Destroy target creature that was dealt damage this turn. It can't be regenerated.
{B}
Fatal Blow
Instant
Destroy target creature that was dealt damage this turn. It can't be regenerated.
{1}{U}
Favorable Winds
Enchantment
Creatures you control with flying get +1/+1.
{1}{U}
Favorable Winds
Enchantment
Creatures you control with flying get +1/+1.
{1}{U}
Favorable Winds
Enchantment
Creatures you control with flying get +1/+1.
{1}{U}
Favorable Winds
Enchantment
Creatures you control with flying get +1/+1.
{1}{B}
Gurmag Swiftwing
Creature - Bat
Flying, first strike, haste
1 /
2
{1}{B}
Gurmag Swiftwing
Creature - Bat
Flying, first strike, haste
1 /
2
{1}{B}
Gurmag Swiftwing
Creature - Bat
Flying, first strike, haste
1 /
2
{1}{B}
Gurmag Swiftwing
Creature - Bat
Flying, first strike, haste
1 /
2
{1}{B}{B}
Hero's Downfall
Instant
Destroy target creature or planeswalker.
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
{4}{U}{U}
Mahamoti Djinn
Creature - Djinn
Flying (This creature can't be blocked except by creatures with flying or reach.)
5 /
6
{1}{B}{B}
Murder
Instant
Destroy target creature.
{7}{B}{B}
Necropolis Fiend
Creature - Demon
Delve (Each card you exile from your graveyard while casting this spell pays for {1}.)
Flying
{X}, {T}, Exile X cards from your graveyard: Target creature gets -X/-X until end of turn.
4 /
5
--
Polluted Delta
Land
{T}, Pay 1 life, Sacrifice Polluted Delta: Search your library for an Island or Swamp card, put it onto the battlefield, then shuffle.
{1}{U}
Sage Owl
Creature - Bird
Flying
When Sage Owl enters the battlefield, look at the top four cards of your library, then put them back in any order.
1 /
1
{1}{U}
Sage Owl
Creature - Bird
Flying
When Sage Owl enters the battlefield, look at the top four cards of your library, then put them back in any order.
1 /
1
{1}{U}
Sage Owl
Creature - Bird
Flying
When Sage Owl enters the battlefield, look at the top four cards of your library, then put them back in any order.
1 /
1
{1}{B}{B}
Sengir Bats
Creature - Bat
Flying
Whenever a creature dealt damage by Sengir Bats this turn dies, put a +1/+1 counter on Sengir Bats.
1 /
2
{1}{B}{B}
Sengir Bats
Creature - Bat
Flying
Whenever a creature dealt damage by Sengir Bats this turn dies, put a +1/+1 counter on Sengir Bats.
1 /
2
{U}{B}
Shipwreck Singer
Creature - Siren
Flying
{1}{U}: Target creature an opponent controls attacks this turn if able.
{1}{B}, {T}: Attacking creatures get -1/-1 until end of turn.
1 /
2
{U}{B}
Shipwreck Singer
Creature - Siren
Flying
{1}{U}: Target creature an opponent controls attacks this turn if able.
{1}{B}, {T}: Attacking creatures get -1/-1 until end of turn.
1 /
2
{1}{B}
Smother
Instant
Destroy target creature with mana value 3 or less. It can't be regenerated.
{1}{B}
Smother
Instant
Destroy target creature with mana value 3 or less. It can't be regenerated.
{3}{U}{U}
Soulblade Djinn
Creature - Djinn
Flying
Whenever you cast a noncreature spell, creatures you control get +1/+1 until end of turn.
4 /
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}.)
{U}{U}{U}
Tempest Djinn
Creature - Djinn
Flying
Tempest Djinn gets +1/+0 for each basic Island you control.
0 /
4
--
Temple of Deceit
Land
Temple of Deceit enters the battlefield tapped.
When Temple of Deceit enters the battlefield, scry 1.
{T}: Add {U} or {B}.
{1}{U}
Turn to Frog
Instant
Until end of turn, target creature loses all abilities and becomes a blue Frog with base power and toughness 1/1.
{1}{U}
Turn to Frog
Instant
Until end of turn, target creature loses all abilities and becomes a blue Frog with base power and toughness 1/1.