Aven Surveyor

Flying
When this creature enters, choose one —
• Put a +1/+1 counter on this creature.
• Return target creature to its owner's hand.

Nocturnal Feeder

Flying
When this creature dies, each opponent loses 2 life and you gain 2 life.

Solemn Simulacrum

When this creature enters, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.
When this creature dies, you may draw a card.

Maalfeld Twins

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

Island

Man-o'-War

When this creature enters, return target creature to its owner's hand.

Deathbloom Thallid

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

Floating-Dream Zubera

When this creature dies, draw a card for each Zubera that died this turn.

Charmed Sleep

Enchant creature
When this Aura enters, tap enchanted creature.
Enchanted creature doesn't untap during its controller's untap step.

Library Larcenist

Whenever this creature attacks, draw a card.

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.)

Blight-Breath Catoblepas

When this creature enters, 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.)

Bushmeat Poacher

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

Eyeblight Cullers

When this creature dies, create three 1/1 green Elf Warrior creature tokens, then mill three cards. (Put the top three cards of your library into your graveyard.)

Crow of Dark Tidings

Flying
When this creature enters or dies, mill two cards. (Put the top two cards of your library into your graveyard.)

Run Away Together

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

Spinal Centipede

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

Cloudkin Seer

Flying
When this creature enters, draw a card.

Towering-Wave Mystic

Whenever this creature deals damage, target player mills that many cards.

Erratic Visionary

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

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.

Gravebreaker Lamia

Lifelink
When this creature enters, search your library for a card, put it into your graveyard, then shuffle.
Spells you cast from your graveyard cost {1} less to cast.

Skeleton Archer

When this creature enters, it deals 1 damage to any target.

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.

Elite Instructor

When this creature enters, draw a card, then discard a card.

Malakir Blood-Priest

When this creature enters, each opponent loses X life and you gain X life, where X is the number of creatures in your party. (Your party consists of up to one each of Cleric, Rogue, Warrior, and Wizard.)

Filigree Familiar

When this creature enters, you gain 2 life.
When this creature dies, draw a card.

Gray Merchant of Asphodel

When this creature enters, each opponent loses X life, where X is your devotion to black. You gain life equal to the life lost this way. (Each {B} in the mana costs of permanents you control counts toward your devotion to black.)

Massacre Wurm

When this creature enters, creatures your opponents control get -2/-2 until end of turn.
Whenever a creature an opponent controls dies, that player loses 2 life.

Phyrexian Rager

When this creature enters, you draw a card and you lose 1 life.

Boneclad Necromancer

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

Chillbringer

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

Roaming Ghostlight

Flying
When this creature enters, return up to one target non-Spirit creature to its owner's hand.

Mulldrifter

Flying
When this creature enters, draw two cards.
Evoke {2}{U} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters.)

Phase Dolphin

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

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.)

Serum Raker

Flying
When this creature dies, each player discards a card.

Prying Eyes

Ravenous Chupacabra

When this creature enters, destroy target creature an opponent controls.

Blood-Toll Harpy

Flying
When this creature enters, each player loses 1 life.

Homarid Explorer

When this creature enters, target player mills four cards.

Rakshasa Debaser

Whenever this creature attacks, put target creature card from defending player's graveyard onto the battlefield under your control.
Encore {6}{B}{B} ({6}{B}{B}, 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.)

Frost Trickster

Flying
When this creature enters, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step.

Koma's Faithful

Lifelink (Damage dealt by this creature also causes you to gain that much life.)
When this creature dies, each player mills three cards. (They each put the top three cards of their library into their graveyard.)

Grim Physician

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

Swamp

Skymarch Bloodletter

Flying
When this creature enters, target opponent loses 1 life and you gain 1 life.

Tithebearer Giant

Ior Ruin Expedition

Landfall — Whenever a land you control enters, you may put a quest counter on this enchantment.
Remove three quest counters from this enchantment and sacrifice it: Draw two cards.

Kitesail Skirmisher

Flying
Whenever this creature 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.)

Spire Mangler

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

Audacious Thief

Whenever this creature attacks, you draw a card and you lose 1 life.

Frost Lynx

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

Eyeblight Assassin

When this creature enters, target creature an opponent controls gets -1/-1 until end of turn.

Foresee

Defiant Salvager

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

Cavalier of Night

Lifelink
When this creature enters, you may sacrifice another creature. When you do, destroy target creature an opponent controls.
When this creature dies, return target creature card with mana value 3 or less from your graveyard to the battlefield.

Strategic Planning

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

Sift

Octoprophet

When this creature enters, scry 2. (Look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

Sage's Row Denizen

Whenever another blue creature you control enters, target player mills two cards.

Shriekmaw

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)
When this creature enters, destroy target nonartifact, nonblack creature.
Evoke {1}{B} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters.)

Soothsayer Adept

Dimir Informant

When this creature enters, 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.)

Lost Legion

Aviation Pioneer

When this creature enters, create a 1/1 colorless Thopter artifact creature token with flying.

Liliana's Steward

{T}, Sacrifice this creature: Target opponent discards a card. Activate only as a sorcery.

Totally Lost

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

Sage's Row Savant

Gravedigger

When this creature enters, you may return target creature card from your graveyard to your hand.