Exile all cards from target player's graveyard other than basic land cards. For each card exiled this way, search that player's library for all cards with the same name as that card and exile them. Then that player shuffles.

Creatures with power less than Howling Chorus's power can't block it.

Whenever Howling Chorus deals combat damage to a player, create a 3/2 colorless Eldrazi Horror creature token.

Lifelink

, Exile Ichor Drinker from your graveyard: Incubate 2. Activate only as a sorcery. (Create an Incubator token with two +1/+1 counters on it and ": Transform this artifact." It transforms into a 0/0 Phyrexian artifact creature.)

As an additional cost to cast this spell, sacrifice a creature.

All creatures get -X/-X until end of turn, where X is the sacrificed creature's power.

At the beginning of your end step, if an artifact or creature was put into a graveyard from the battlefield this turn, put a +1/+1 counter on Ichor Shade.

Whenever you cast a noncreature spell, put an oil counter on Ichor Synthesizer.

As long as Ichor Synthesizer has four or more oil counters on it, it gets +2/+0 and can't be blocked.

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Whenever Ichorclaw Myr becomes blocked, it gets +2/+2 until end of turn.

Planeswalkers you control have "0: Proliferate" and "–12: Take an extra turn after this one."

Whenever you cast a noncreature spell, choose a counter on target permanent. Put an additional counter of that kind on that permanent.

Deathtouch

Toxic 1 (Players dealt combat damage by this creature also get a poison counter.)

At the beginning of your end step, target opponent gains control of Jinxed Choker and puts a charge counter on it.

At the beginning of your upkeep, Jinxed Choker deals damage to you equal to the number of charge counters on it.

: Put a charge counter on Jinxed Choker or remove one from it.

Prevent all combat damage that would be dealt to attacking artifact creatures you control.

Whenever one or more artifact creatures you control enter, draw a card. This ability triggers only once each turn.

Horsemanship (This creature can't be blocked except by creatures with horsemanship.)

Whenever Lu Xun, Scholar General deals damage to an opponent, you may draw a card.

Devour 2 (As this enters, you may sacrifice any number of creatures. This creature enters with twice that many +1/+1 counters on it.)

When Marrow Chomper enters, you gain 2 life for each creature it devoured.

Tap an untapped nontoken artifact you control: Add .

Tap two untapped nontoken artifacts you control: Exile the top card of your library. You may play it this turn.

: Add .

, : Untap target legendary permanent.

If X is 1, scry 1, then draw a card.

If X is 2, you may choose a player. They return a creature they control to its owner's hand.

If X is 3, create a 4/4 blue and red Elemental creature token.

If X is 4 or more, do all of the above.

If Nissa's Chosen would die, put it on the bottom of its owner's library instead.

At the beginning of each player's upkeep, that player chooses target player who has more cards in hand than they do and is their opponent. The first player may discard their hand and draw three cards.

Whenever a spell or ability causes a player to shuffle their library, Psychogenic Probe deals 2 damage to that player.

Psychosis Crawler's power and toughness are each equal to the number of cards in your hand.

Whenever you draw a card, each opponent loses 1 life.

Target multicolored creature gains double strike until end of turn.

Draw a card.

At the beginning of your upkeep, put a spore counter on Psychotrope Thallid.

Remove three spore counters from Psychotrope Thallid: Create a 1/1 green Saproling creature token.

, Sacrifice a Saproling: Draw a card.

Target creature loses shadow until end of turn.

Draw a card.

Lifelink

Coven — Whenever Redemption Choir enters or attacks, if you control three or more creatures with different powers, return target permanent card with mana value 3 or less from your graveyard to the battlefield.

Instant and sorcery spells you cast cost less to cast.

+1: Rowan, Scholar of Sparks deals 1 damage to each opponent. If you've drawn three or more cards this turn, she deals 3 damage to each opponent instead.

−4: You get an emblem with "Whenever you cast an instant or sorcery spell, you may pay . If you do, copy that spell. You may choose new targets for the copy."

Scholar of New Horizons enters with a +1/+1 counter on it.

, Remove a counter from a permanent you control: Search your library for a Plains card and reveal it. If an opponent controls more lands than you, you may put that card onto the battlefield tapped. If you don't put the card onto the battlefield, put it into your hand. Then shuffle.

When Scholar of the Ages enters, return up to two target instant and/or sorcery cards from your graveyard to your hand.

When Scholarship Sponsor enters, each player who controls fewer lands than the player who controls the most lands searches their library for a number of basic land cards less than or equal to the difference, puts those cards onto the battlefield tapped, then shuffles.

: Add .

, : Add one mana of any color.

Crew 1 (Tap any number of creatures you control with total power 1 or more: This Vehicle becomes an artifact creature until end of turn.)

Whenever Stangg, Echo Warrior attacks, create Stangg Twin, a legendary 3/4 red and green Human Warrior creature token. It enters tapped and attacking. For each Aura and Equipment attached to Stangg, create a token that's a copy of it attached to Stangg Twin. Sacrifice all tokens created this way at the beginning of the next end step.

Whenever Stonybrook Schoolmaster becomes tapped, you may create a 1/1 blue Merfolk Wizard creature token.

Create two 1/1 blue Merfolk Wizard creature tokens.

Tap four untapped Merfolk you control: Return Summon the School from your graveyard to your hand.

Whenever you clash and win, you may draw a card. (This ability triggers after the clash ends.)

Whenever you create a token or put a counter or a sticker on another permanent, put a knickknack counter on Tchotchke Elemental. Use a unique item that completely fits on Tchotchke Elemental for each knickknack counter.

Tchotchke Elemental gets +1/+1 for each knickknack counter on it.

At the beginning of your upkeep, scry 2.

Whenever you choose to put one or more cards on the bottom of your library while scrying, exile that many cards from the bottom of your library.

During your turn, you may play cards exiled with The Temporal Anchor.

Tymaret's toughness is equal to your devotion to black. (Each in the mana costs of permanents you control counts toward your devotion to black.)

: Exile up to two target cards from graveyards. You gain 1 life for each creature card exiled this way.

: Unliving Psychopath gets +1/-1 until end of turn.

, : Destroy target creature with power less than Unliving Psychopath's power.

Flying

: Prevent the next X damage that would be dealt to you this turn. If damage is prevented this way, Vengeful Archon deals that much damage to target player or planeswalker.

Instant and sorcery spells you cast cost less to cast.

+1: Up to one target creature has base power and toughness 0/2 until your next turn.

−3: Draw two cards.

−7: Exile up to five target permanents. For each permanent exiled this way, its controller creates a 4/4 blue and red Elemental creature token.

When Youthful Scholar dies, draw two cards.