Flying

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.

Whenever Bala Ged Thief or another Ally enters the battlefield under your control, target player reveals a number of cards from their hand equal to the number of Allies you control. You choose one of them. That player discards that card.

{T}: Draw a card, then exile a card from your hand face down.

You may look at cards exiled with Bane Alley Broker.

{U}{B}, {T}: Return a card exiled with Bane Alley Broker to its owner's hand.

Devoid (This card has no color.)

Ingest (Whenever this creature deals combat damage to a player, that player exiles the top card of their library.)

Benthic Infiltrator can't be blocked.

Flying

Whenever Butcher of Malakir or another creature you control dies, each opponent sacrifices a creature.

Counter target spell unless its controller pays {3}.

Spell mastery -- If there are two or more instant and/or sorcery cards in your graveyard, scry 2. (To scry 2, look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)

Counter target spell.

Devoid (This card has no color.)

Exile target creature with power 3 or less.

Exile target card from a graveyard.

Draw a card.

Sacrifice Crypt Creeper: Exile target card from a graveyard.

Devoid (This card has no color.)

{2}{U}, Put a card an opponent owns from exile into that player's graveyard: Tap target creature.

Devoid (This card has no color.)

Ingest (Whenever this creature deals combat damage to a player, that player exiles the top card of their library.)

Deathcult Rogue can't be blocked except by Rogues.

Counter target creature spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

When Disciple of Bolas enters the battlefield, sacrifice another creature. You gain X life and draw X cards, where X is that creature's power.

Dismal Backwater enters the battlefield tapped.

When Dismal Backwater enters the battlefield, you gain 1 life.

{T}: Add {U} or {B}.

Counter target instant spell.

Douse in Gloom deals 2 damage to target creature and you gain 2 life.

{T}, Sacrifice Evolving Wilds: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Devoid (This card has no color.)

Deathtouch

Ingest (Whenever this creature deals combat damage to a player, that player exiles the top card of their library.)

{3}{U}{B}: Draw a card. Each opponent exiles the top card of their library.

Flying

{B}: Fetid Imp gains deathtouch until end of turn. (Any amount of damage it deals to a creature is enough to destroy it.)

When Frost Lynx enters the battlefield, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step.

Menace (This creature can't be blocked except by two or more creatures.)

Landfall -- Whenever a land enters the battlefield under your control, Geyserfield Stalker gets +2/+2 until end of turn.

Devoid (This card has no color.)

Target opponent exiles a card from their graveyard. You create a 1/1 colorless Eldrazi Scion creature token. It has "Sacrifice this creature: Add {C}."

Draw a card.

Devoid (This card has no color.)

Exile target creature and target land.

Enchant creature

Enchanted creature gets +2/+0 and has "When this creature dies, draw a card."

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

Rally -- Whenever Kalastria Healer or another Ally enters the battlefield under your control, each opponent loses 1 life and you gain 1 life.

Return up to two target creature cards from your graveyard to your hand, then discard a card.

When Merchant of Secrets enters the battlefield, draw a card.

Devoid (This card has no color.)

When Mind Raker enters the battlefield, you may put a card an opponent owns from exile into that player's graveyard. If you do, each opponent discards a card.

Devoid (This card has no color.)

Flying

Ingest (Whenever this creature deals combat damage to a player, that player exiles the top card of their library.)

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}.

Devoid (This card has no color.)

When Murk Strider enters the battlefield, you may put a card an opponent owns from exile into that player's graveyard. If you do, return target creature to its owner's hand.

Counter target noncreature spell.

Devoid (This card has no color.)

{2}, Put a card an opponent owns from exile into that player's graveyard: Draw a card, then discard a card.

Counter target spell that targets a player.

Flying

When Palace Familiar dies, draw a card.

Other blue creatures you control get +1/+1.

{U}, {T}: Another target blue creature you control gains flying until end of turn.

Target player mills two cards. Draw two cards.

When Possessed Skaab enters the battlefield, return target instant, sorcery, or creature card from your graveyard to your hand.

If Possessed Skaab would die, exile it instead.

Counter target spell. Its controller mills two cards.

Flash (You may cast this spell any time you could cast an instant.)

Flying

When Quickling enters the battlefield, sacrifice it unless you return another creature you control to its owner's hand.

Flying (This creature can't be blocked except by creatures with flying or reach.)

When Rabid Bloodsucker enters the battlefield, each player loses 2 life.

Counter target spell unless its controller pays {1} for each card in your graveyard.

Exile target creature. Its controller manifests the top card of their library. (That player puts the top card of their library onto the battlefield face down as a 2/2 creature. If it's a creature card, it can be turned face up any time for its mana cost.)

Landfall -- Whenever a land enters the battlefield under your control, choose one --

• Target creature gets +1/+0 and gains deathtouch until end of turn.

• Each opponent loses 1 life and you gain 1 life.

When Returned Centaur enters the battlefield, target player mills four cards.

Defender

{1}{U}: Returned Phalanx can attack this turn as though it didn't have defender.

Counter target spell. Untap up to four lands.

Roiling Horror's power and toughness are each equal to your life total minus the life total of an opponent with the most life.

Suspend X--{X}{B}{B}{B}. X can't be 0. (Rather than cast this card from your hand, you may pay {X}{B}{B}{B} and exile it with X time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, cast it without paying its mana cost. It has haste.)

Whenever a time counter is removed from Roiling Horror while it's exiled, target player loses 1 life and you gain 1 life.

When Rotfeaster Maggot enters the battlefield, exile target creature card from a graveyard. You gain life equal to that card's toughness.

When you cast this spell, you may put a card an opponent owns from exile into that player's graveyard. If you do, you gain 5 life.

Devoid (This card has no color.)

Ingest (Whenever this creature deals combat damage to a player, that player exiles the top card of their library.)

When Salvage Drone dies, you may draw a card. If you do, discard a card.

Counter target spell that's the second spell cast this turn.

When Separatist Voidmage enters the battlefield, you may return target creature to its owner's hand.

Enchant creature

Whenever enchanted creature attacks or blocks, its controller loses 2 life.

Skyline Cascade enters the battlefield tapped.

When Skyline Cascade enters the battlefield, target creature an opponent controls doesn't untap during its controller's next untap step.

{T}: Add {U}.

Devoid (This card has no color.)

Counter target spell unless its controller pays {4}. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

Counter target noncreature spell unless its controller pays {1}.

Ferocious -- If you control a creature with power 4 or greater, counter that spell instead.

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

Counter target spell unless its controller pays {X}. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

Whenever Thornbow Archer attacks, each opponent who doesn't control an Elf loses 1 life.

Transguild Promenade enters the battlefield tapped.

When Transguild Promenade enters the battlefield, sacrifice it unless you pay {1}.

{T}: Add one mana of any color.

Devoid (This card has no color.)

Flash

Flying

When Ulamog's Nullifier enters the battlefield, you may put two cards your opponents own from exile into their owners' graveyards. If you do, counter target spell.

Flying

Exile target creature card from a graveyard. Create a 2/2 black Zombie creature token.

Kicker {U} (You may pay an additional {U} as you cast this spell.)

Flying

When Waterspout Elemental enters the battlefield, if it was kicked, return all other creatures to their owners' hands and you skip your next turn.

Whenever Zulaport Cutthroat or another creature you control dies, each opponent loses 1 life and you gain 1 life.