{T}, Exile cards from your graveyard equal to the number of opponents you have: Target creature card in your graveyard gains encore until end of turn. The encore cost is equal to its mana cost. (Exile the creature card and pay its mana cost: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.)

Whenever Audacious Thief attacks, you draw a card and you lose 1 life.

Flying

When Aven Surveyor enters the battlefield, choose one --

• Put a +1/+1 counter on Aven Surveyor.

• Return target creature to its owner's hand.

When Aviation Pioneer enters the battlefield, create a 1/1 colorless Thopter artifact creature token with flying.

When Blight-Breath Catoblepas enters the battlefield, target creature an opponent controls gets -X/-X until end of turn, where X is your devotion to black. (Each {B} in the mana costs of permanents you control counts toward your devotion to black.)

Flying

When Blood-Toll Harpy enters the battlefield, each player loses 1 life.

When Boneclad Necromancer enters the battlefield, you may exile target creature card from a graveyard. If you do, create a 2/2 black Zombie creature token.

Trample

When Bottle Golems dies, you gain life equal to its power.

{1}, {T}, Sacrifice another creature: You gain life equal to the sacrificed creature's toughness. Draw a card.

Enchant creature

When Charmed Sleep enters the battlefield, tap enchanted creature.

Enchanted creature doesn't untap during its controller's untap step.

Flying

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

Tap up to four target creatures.

Cycling {1}{U} ({1}{U}, Discard this card: Draw a card.)

When you cycle Choking Tethers, you may tap target creature.

Flying

When Cloudreader Sphinx enters the battlefield, 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.)

Flying

When Crow of Dark Tidings enters the battlefield or dies, mill two cards. (Put the top two cards of your library into your graveyard.)

Look at the top three cards of your library. Put two of them into your hand and the other into your graveyard. Dark Bargain deals 2 damage to you.

When Deathbloom Thallid dies, create a 1/1 green Saproling creature token.

Sacrifice an artifact or creature: Put a +1/+1 counter on Defiant Salvager. Activate only as a sorcery.

When Dimir Informant enters the battlefield, surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

When Discordant Piper dies, create a 0/1 white Goat creature token.

{1}{U}, {T}: Draw a card, then discard a card.

When Eyeblight Assassin enters the battlefield, target creature an opponent controls gets -1/-1 until end of turn.

Scry 4, then draw two cards.

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

Flying

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

When Gravedigger enters the battlefield, you may return target creature card from your graveyard to your hand.

When Grim Physician dies, target creature an opponent controls gets -1/-1 until end of turn.

When Homarid Explorer enters the battlefield, target player mills four cards.

Landfall -- Whenever a land enters the battlefield under your control, you may put a quest counter on Ior Ruin Expedition.

Remove three quest counters from Ior Ruin Expedition and sacrifice it: Draw two cards.

({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}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

When Karfell Kennel-Master enters the battlefield, up to two target creatures each get +1/+0 and gain indestructible until end of turn. (Damage and effects that say "destroy" don't destroy them.)

Flying

Whenever Kitesail Skirmisher attacks, another target creature attacking the same player or planeswalker gains flying until end of turn.

Encore {4}{U} ({4}{U}, Exile this card from your graveyard: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.)

Lifelink

When Koma's Faithful dies, each player mills three cards. (To mill a card, a player puts the top card of their library into their graveyard.)

Whenever Library Larcenist attacks, draw a card.

{T}, Sacrifice Liliana's Steward: Target opponent discards a card. Activate only as a sorcery.

When Lost Legion enters the battlefield, 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.)

When Maalfeld Twins dies, create two 2/2 black Zombie creature tokens.

Flying

When Nocturnal Feeder dies, each opponent loses 2 life and you gain 2 life.

When Octoprophet enters the battlefield, 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.)

When Omenspeaker enters the battlefield, 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.)

When Peace Strider enters the battlefield, you gain 3 life.

Whenever Phase Dolphin attacks, another target attacking creature can't be blocked this turn.

When Phyrexian Rager enters the battlefield, you draw a card and you lose 1 life.

Draw a card.

Learn. (You may reveal a Lesson card you own from outside the game and put it into your hand, or discard a card to draw a card.)

Draw four cards, then discard two cards.

Flying

When Roaming Ghostlight enters the battlefield, return up to one target non-Spirit creature to its owner's hand.

Choose two target creatures controlled by different players. Return those creatures to their owners' hands.

Whenever another blue creature enters the battlefield under your control, target player mills two cards.

When Sage's Row Savant enters the battlefield, scry 2.

{T}: Draw a card, then discard a card. Activate only if you've cast a noncreature spell this turn.

Flying

When Serum Raker dies, each player discards a card.

Draw three cards, then discard a card.

Flying

Exploit (When this creature enters the battlefield, you may sacrifice a creature.)

Whenever another creature you control dies, put a +1/+1 counter on Silumgar Scavenger. It gains haste until end of turn if it exploited that creature.

When Skeleton Archer enters the battlefield, it deals 1 damage to any target.

Flying

When Skymarch Bloodletter enters the battlefield, target opponent loses 1 life and you gain 1 life.

You may exile a blue card from your hand rather than pay this spell's mana cost.

Return target creature to its owner's hand.

{1}{U}, {T}: Draw a card, then discard a card.

When Spinal Centipede dies, put a +1/+1 counter on target creature you control.

Flash

Flying

When Spire Mangler enters the battlefield, target creature with flying you control gets +2/+0 until end of turn.

Look at the top three cards of your library. Put one of them into your hand and the rest into your graveyard.

({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}.)

When Tithebearer Giant enters the battlefield, you draw a card and you lose 1 life.

Put target nonland permanent on top of its owner's library.

Whenever Towering-Wave Mystic deals damage, target player mills that many cards.

{7}, {T}, Sacrifice Universal Solvent: Destroy target permanent.

Flying

When Watcher in the Mist enters the battlefield, surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

Flying

Ward {2} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {2}.)