Swamp

Audacious Thief

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

Aven Surveyor

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.

Aviation Pioneer

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

Blight-Breath Catoblepas

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.)

Blood-Toll Harpy

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

Boneclad Necromancer

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.

Bottle Golems

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

Bushmeat Poacher

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

Chillbringer

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

Cloudreader Sphinx

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.)

Crow of Dark Tidings

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.)

Deathbloom Thallid

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

Defiant Salvager

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

Dimir Informant

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.)

Discordant Piper

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

Erratic Visionary

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

Eyeblight Assassin

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

Frost Lynx

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

Frost Trickster

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.

Gravedigger

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

Grim Physician

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

Homarid Explorer

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

Karfell Kennel-Master

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.)

Kitesail Skirmisher

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.)

Sift

Snapback

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.

Strategic Planning

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

Totally Lost

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

Universal Solvent

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

Araumi of the Dead Tide

{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.)

Koma's Faithful

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.)

Library Larcenist

Whenever Library Larcenist attacks, draw a card.

Liliana's Steward

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

Lost Legion

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.)

Maalfeld Twins

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

Nocturnal Feeder

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

Octoprophet

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.)

Omenspeaker

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.)

Peace Strider

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

Phase Dolphin

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

Phyrexian Rager

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

Roaming Ghostlight

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

Sage's Row Denizen

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

Sage's Row Savant

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

Seeker of Insight

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

Serum Raker

Flying
When Serum Raker dies, each player discards a card.

Silumgar Scavenger

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.

Skeleton Archer

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

Skymarch Bloodletter

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

Soothsayer Adept

Spinal Centipede

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

Spire Mangler

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

Tithebearer Giant

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

Towering-Wave Mystic

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

Watcher in the Mist

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.)

Waterfall Aerialist

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

Charmed Sleep

Enchant creature
When Charmed Sleep enters the battlefield, tap enchanted creature.
Enchanted creature doesn't untap during its controller's untap step.

Choking Tethers

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.

Dark Bargain

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.

Foresee

Ior Ruin Expedition

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.

Pop Quiz

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.)

Prying Eyes

Run Away Together

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

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