Create two 1/1 blue Bird creature tokens with flying. Take an extra turn after this one. Exile Alrund's Epiphany.
Foretell {4}{U}{U} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)
{1}{U}
Arcane Denial
Instant
Counter target spell. Its controller may draw up to two cards at the beginning of the next turn's upkeep.
You draw a card at the beginning of the next turn's upkeep.
{2}
Arcane Signet
Artifact
{T}: Add one mana of any color in your commander's color identity.
{3}{B}{B}
Archfiend of Ifnir
Creature - Demon
Flying
Whenever you cycle or discard another card, put a -1/-1 counter on each creature your opponents control.
Cycling {2} ({2}, Discard this card: Draw a card.)
5 /
4
{2}
Azorius Signet
Artifact
{1}, {T}: Add {W}{U}.
{1}
Bag of Holding
Artifact
Whenever you discard a card, exile that card from your graveyard.
{2}, {T}: Draw a card, then discard a card.
{4}, {T}, Sacrifice Bag of Holding: Return all cards exiled with Bag of Holding to their owner's hand.
{U}{B}
Baleful Strix
Artifact Creature - Bird
Flying, deathtouch
When Baleful Strix enters the battlefield, draw a card.
1 /
1
{1}{B}{B}
Big Game Hunter
Creature - Human Rebel Assassin
When Big Game Hunter enters the battlefield, destroy target creature with power 4 or greater. It can't be regenerated.
Madness {B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)
1 /
1
{4}{B}
Bone Miser
Creature - Zombie Wizard
Whenever you discard a creature card, create a 2/2 black Zombie creature token.
Whenever you discard a land card, add {B}{B}.
Whenever you discard a noncreature, nonland card, draw a card.
4 /
4
{1}{U}{U}{ // }{1}{U}
Brazen Borrower // Petty Theft
Creature - Faerie Rogue // Instant - Adventure
Flash
Flying
Brazen Borrower can block only creatures with flying.
Return target nonland permanent an opponent controls to its owner's hand.
3 /
1
{B}
Call to the Netherworld
Sorcery
Return target black creature card from your graveyard to your hand.
Madness {0} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)
{1}{W}
Cartographer's Hawk
Creature - Bird
Flying
When Cartographer's Hawk deals combat damage to a player who controls more lands than you, return it to its owner's hand. If you do, you may search your library for a Plains card, put it onto the battlefield tapped, then shuffle.
2 /
1
{2}{U}
Chasm Skulker
Creature - Squid Horror
Whenever you draw a card, put a +1/+1 counter on Chasm Skulker.
When Chasm Skulker dies, create X 1/1 blue Squid creature tokens with islandwalk, where X is the number of +1/+1 counters on Chasm Skulker. (They can't be blocked as long as defending player controls an Island.)
1 /
1
{2}
Containment Construct
Artifact Creature - Construct
Whenever you discard a card, you may exile that card from your graveyard. If you do, you may play that card this turn.
2 /
1
{U}{U}
Counterspell
Instant
Counter target spell.
{2}{U}{U}
Curator of Mysteries
Creature - Sphinx
Flying
Whenever you cycle or discard another card, scry 1.
Cycling {U} ({U}, Discard this card: Draw a card.)
4 /
4
{4}{B}{B}
Curse of Fool's Wisdom
Enchantment - Aura Curse
Enchant player
Whenever enchanted player draws a card, they lose 2 life and you gain 2 life.
Madness {3}{B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)
{1}{U}
Cyclonic Rift
Instant
Return target nonland permanent you don't control to its owner's hand.
Overload {6}{U} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")
{B}{B}
Dauthi Voidwalker
Creature - Dauthi Rogue
Shadow (This creature can block or be blocked by only creatures with shadow.)
If a card would be put into an opponent's graveyard from anywhere, instead exile it with a void counter on it.
{T}, Sacrifice Dauthi Voidwalker: Choose an exiled card an opponent owns with a void counter on it. You may play it this turn without paying its mana cost.
3 /
2
{2}
Dimir Signet
Artifact
{1}, {T}: Add {U}{B}.
{W}{U}
Dovin's Veto
Instant
This spell can't be countered.
Counter target noncreature spell.
{2}{U}
Drake Haven
Enchantment
Whenever you cycle or discard a card, you may pay {1}. If you do, create a 2/2 blue Drake creature token with flying.
{2}{W}{W}{U}{U}
Dream Trawler
Creature - Sphinx
Flying, lifelink
Whenever you draw a card, Dream Trawler gets +1/+0 until end of turn.
Whenever Dream Trawler attacks, draw a card.
Discard a card: Dream Trawler gains hexproof until end of turn. Tap it.
3 /
5
{2}{W}
Duelist's Heritage
Enchantment
Whenever one or more creatures attack, you may have target attacking creature gain double strike until end of turn.
{W}
Esper Sentinel
Artifact Creature - Human Soldier
Whenever an opponent casts their first noncreature spell each turn, draw a card unless that player pays {X}, where X is Esper Sentinel's power.
1 /
1
{2}{W}{B}
Felisa, Fang of Silverquill
Legendary Creature - Vampire Wizard
Flying
Mentor (Whenever this creature attacks, put a +1/+1 counter on target attacking creature with lesser power.)
Whenever a nontoken creature you control dies, if it had counters on it, create X tapped 2/1 white and black Inkling creature tokens with flying, where X is the number of counters it had on it.
3 /
2
{3}{B}{B}
From Under the Floorboards
Sorcery
Madness {X}{B}{B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)
Create three tapped 2/2 black Zombie creature tokens and you gain 3 life. If this spell's madness cost was paid, instead create X of those tokens and you gain X life.
{W}
Hopeful Initiate
Creature - Human Warlock
Training (Whenever this creature attacks with another creature with greater power, put a +1/+1 counter on this creature.)
{2}{W}, Remove two +1/+1 counters from among creatures you control: Destroy target artifact or enchantment.
1 /
2
{1}{U}
Invisible Stalker
Creature - Human Rogue
Hexproof (This creature can't be the target of spells or abilities your opponents control.)
Invisible Stalker can't be blocked.
1 /
1
{W/U}
Judge's Familiar
Creature - Bird
Flying
Sacrifice Judge's Familiar: Counter target instant or sorcery spell unless its controller pays {1}.
1 /
1
{4}{U}{U}
Karn's Temporal Sundering
Legendary Sorcery
(You may cast a legendary sorcery only if you control a legendary creature or planeswalker.)
Target player takes an extra turn after this one. Return up to one target nonland permanent to its owner's hand. Exile Karn's Temporal Sundering.
{1}{U}{U}
Kira, Great Glass-Spinner
Legendary Creature - Spirit
Flying
Creatures you control have "Whenever this creature becomes the target of a spell or ability for the first time each turn, counter that spell or ability."
2 /
2
{3}{B}
Kitchen Imp
Creature - Imp
Flying, haste
Madness {B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)
2 /
2
{2}{W}{W}{B}
Liesa, Forgotten Archangel
Legendary Creature - Angel
Flying, lifelink
Whenever another nontoken creature you control dies, return that card to its owner's hand at the beginning of the next end step.
If a creature an opponent controls would die, exile it instead.
4 /
5
{1}{W}{U}
Linvala, Shield of Sea Gate
Legendary Creature - Angel Wizard
Flying
At the beginning of combat on your turn, if you have a full party, choose target nonland permanent an opponent controls. Until your next turn, it can't attack or block, and its activated abilities can't be activated.
Sacrifice Linvala: Choose hexproof or indestructible. Creatures you control gain that ability until end of turn.
3 /
3
{U}{U}
Mana Drain
Instant
Counter target spell. At the beginning of your next main phase, add an amount of {C} equal to that spell's mana value.
{1}{U}
Mana Leak
Instant
Counter target spell unless its controller pays {3}.
{1}{B}
Murderous Compulsion
Sorcery
Destroy target tapped creature.
Madness {1}{B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)
{3}{U}{U}
Mystic Confluence
Instant
Choose three. You may choose the same mode more than once.
• Counter target spell unless its controller pays {3}.
• Return target creature to its owner's hand.
• Draw a card.
{1}{U}{U}
Nadir Kraken
Creature - Kraken
Whenever you draw a card, you may pay {1}. If you do, put a +1/+1 counter on Nadir Kraken and create a 1/1 blue Tentacle creature token.
2 /
3
{1}{U}
Negate
Instant
Counter target noncreature spell.
{3}{U}
Oneirophage
Creature - Squid Illusion
Flying
Whenever you draw a card, put a +1/+1 counter on Oneirophage.
1 /
2
{2}
Orzhov Signet
Artifact
{1}, {T}: Add {W}{B}.
{W}
Path to Exile
Instant
Exile target creature. Its controller may search their library for a basic land card, put that card onto the battlefield tapped, then shuffle.
{U}
Pongify
Instant
Destroy target creature. It can't be regenerated. Its controller creates a 3/3 green Ape creature token.
{W}{U}{B}
Raffine, Scheming Seer
Legendary Creature - Sphinx Demon
Flying, ward {1}
Whenever you attack, target attacking creature connives X, where X is the number of attacking creatures. (Draw X cards, then discard X cards. Put a +1/+1 counter on that creature for each nonland card discarded this way.)
1 /
4
{2}{B}{B}
Rankle, Master of Pranks
Legendary Creature - Faerie Rogue
Flying, haste
Whenever Rankle, Master of Pranks deals combat damage to a player, choose any number --
• Each player discards a card.
• Each player loses 1 life and draws a card.
• Each player sacrifices a creature.
3 /
3
{U}
Rapid Hybridization
Instant
Destroy target creature. It can't be regenerated. That creature's controller creates a 3/3 green Frog Lizard creature token.
{B}
Retribution of the Ancients
Enchantment
{B}, Remove X +1/+1 counters from among creatures you control: Target creature gets -X/-X until end of turn.
{2}{U}
Rhystic Study
Enchantment
Whenever an opponent casts a spell, you may draw a card unless that player pays {1}.
{U}
Siren Stormtamer
Creature - Siren Pirate Wizard
Flying
{U}, Sacrifice Siren Stormtamer: Counter target spell or ability that targets you or a creature you control.
1 /
1
{3}{W}
Smothering Tithe
Enchantment
Whenever an opponent draws a card, that player may pay {2}. If the player doesn't, you create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")
{1}
Sol Ring
Artifact
{T}: Add {C}{C}.
{U}
Spectral Sailor
Creature - Spirit Pirate
Flash (You may cast this spell any time you could cast an instant.)
Flying
{3}{U}: Draw a card.
1 /
1
{B}{B}
Stitch Together
Sorcery
Return target creature card from your graveyard to your hand.
Threshold -- Return that card from your graveyard to the battlefield instead if seven or more cards are in your graveyard.
{U}
Swan Song
Instant
Counter target enchantment, instant, or sorcery spell. Its controller creates a 2/2 blue Bird creature token with flying.
{W}
Swords to Plowshares
Instant
Exile target creature. Its controller gains life equal to its power.
{2}{U}{U}
Teferi's Ageless Insight
Legendary Enchantment
If you would draw a card except the first one you draw in each of your draw steps, draw two cards instead.
{3}{U}{U}
Temporal Manipulation
Sorcery
Take an extra turn after this one.
{1}
The Ozolith
Legendary Artifact
Whenever a creature you control leaves the battlefield, if it had counters on it, put those counters on The Ozolith.
At the beginning of combat on your turn, if The Ozolith has counters on it, you may move all counters from The Ozolith onto target creature.
{1}{U}{B}
Thief of Sanity
Creature - Specter
Flying
Whenever Thief of Sanity deals combat damage to a player, look at the top three cards of that player's library, exile one of them face down, then put the rest into their graveyard. You may cast that card for as long as it remains exiled, and mana of any type can be spent to cast it.
2 /
2
{1}{U}
Thieving Skydiver
Creature - Merfolk Rogue
Kicker {X}. X can't be 0. (You may pay an additional {X} as you cast this spell.)
Flying
When Thieving Skydiver enters the battlefield, if it was kicked, gain control of target artifact with mana value X or less. If that artifact is an Equipment, attach it to Thieving Skydiver.
2 /
1
{4}{U}{U}{U}
Thought Reflection
Enchantment
If you would draw a card, draw two cards instead.
{W}{W}
Together Forever
Enchantment
When Together Forever enters the battlefield, support 2. (Put a +1/+1 counter on each of up to two target creatures.)
{1}: Choose target creature with a counter on it. When that creature dies this turn, return that card to its owner's hand.
{5}{U}
Tomorrow, Azami's Familiar
Legendary Creature - Spirit
If you would draw a card, look at the top three cards of your library instead. Put one of those cards into your hand and the rest on the bottom of your library in any order.
1 /
5
{4}{B}
Unburial Rites
Sorcery
Return target creature card from your graveyard to the battlefield.
Flashback {3}{W} (You may cast this card from your graveyard for its flashback cost. Then exile it.)
{2}{B}
Victimize
Sorcery
Choose two target creature cards in your graveyard. Sacrifice a creature. If you do, return the chosen cards to the battlefield tapped.