Blue Commander Staples

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Counterspell Counter target spell.

Counterspell

An Offer You Can't Refuse Counter target noncreature spell. Its controller creates two Treasure tokens. (They're artifacts with "{T}, Sacrifice this token: Add one mana of any color.")

An Offer You Can't Refuse

Rhystic Study Whenever an opponent casts a spell, you may draw a card unless that player pays {1}.

Rhystic Study

Cyclonic Rift 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.")

Cyclonic Rift

Arcane Denial 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.

Arcane Denial

Negate Counter target noncreature spell.

Negate

Swan Song Counter target enchantment, instant, or sorcery spell. Its controller creates a 2/2 blue Bird creature token with flying.

Swan Song

Brainstorm Draw three cards, then put two cards from your hand on top of your library in any order.

Brainstorm

Fierce Guardianship If you control a commander, you may cast this spell without paying its mana cost. Counter target noncreature spell.

Fierce Guardianship

Otawara, Soaring City {T}: Add {U}. Channel — {3}{U}, Discard this card: Return target artifact, creature, enchantment, or planeswalker to its owner's hand. This ability costs {1} less to activate for each legendary creature you control.

Otawara, Soaring City

Mystic Remora Cumulative upkeep {1} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) Whenever an opponent casts a noncreature spell, you may draw a card unless that player pays {4}.

Mystic Remora

Frantic Search Draw two cards, then discard two cards. Untap up to three lands.

Frantic Search

Propaganda Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.

Propaganda

Mana Drain Counter target spell. At the beginning of your next main phase, add an amount of {C} equal to that spell's mana value.

Mana Drain

Ponder Look at the top three cards of your library, then put them back in any order. You may shuffle. Draw a card.

Ponder

Windfall Each player discards their hand, then draws cards equal to the greatest number of cards a player discarded this way.

Windfall

Pongify Destroy target creature. It can't be regenerated. Its controller creates a 3/3 green Ape creature token.

Pongify

Mystical Tutor Search your library for an instant or sorcery card, reveal it, then shuffle and put that card on top.

Mystical Tutor

Sink into Stupor // Soporific Springs Return target spell or nonland permanent an opponent controls to its owner's hand. // As this land enters, you may pay 3 life. If you don't, it enters tapped. {T}: Add {U}.

Sink into Stupor // Soporific Springs

Mystic Sanctuary ({T}: Add {U}.) This land enters tapped unless you control three or more other Islands. When this land enters untapped, you may put target instant or sorcery card from your graveyard on top of your library.

Mystic Sanctuary

Force of Will You may pay 1 life and exile a blue card from your hand rather than pay this spell's mana cost. Counter target spell.

Force of Will

Rapid Hybridization Destroy target creature. It can't be regenerated. That creature's controller creates a 3/3 green Frog Lizard creature token.

Rapid Hybridization

Opt Scry 1. (Look at the top card of your library. You may put that card on the bottom.) Draw a card.

Opt

Preordain Scry 2, then draw a card. (To 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.)

Preordain

Archmage Emeritus Magecraft — Whenever you cast or copy an instant or sorcery spell, draw a card.

Archmage Emeritus

Force of Negation If it's not your turn, you may exile a blue card from your hand rather than pay this spell's mana cost. Counter target noncreature spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

Force of Negation

Snap Return target creature to its owner's hand. Untap up to two lands.

Snap

Hullbreaker Horror Flash This spell can't be countered. Whenever you cast a spell, choose up to one — • Return target spell you don't control to its owner's hand. • Return target nonland permanent to its owner's hand.

Hullbreaker Horror

Reality Shift Exile target creature. Its controller manifests the top card of their library. (That player puts the top card of their library onto the battlefield face down as a 2/2 creature. If it's a creature card, it can be turned face up any time for its mana cost.)

Reality Shift

Aetherize Return all attacking creatures to their owner's hand.

Aetherize

Flusterstorm Counter target instant or sorcery spell unless its controller pays {1}. Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)

Flusterstorm

Faerie Mastermind Flash Flying Whenever an opponent draws their second card each turn, you draw a card. {3}{U}: Each player draws a card.

Faerie Mastermind

Phyrexian Metamorph ({U/P} can be paid with either {U} or 2 life.) You may have this creature enter as a copy of any artifact or creature on the battlefield, except it's an artifact in addition to its other types.

Phyrexian Metamorph

Seat of the Synod {T}: Add {U}.

Seat of the Synod

Kindred Discovery As this enchantment enters, choose a creature type. Whenever a creature you control of the chosen type enters or attacks, draw a card.

Kindred Discovery

Pact of Negation Counter target spell. At the beginning of your next upkeep, pay {3}{U}{U}. If you don't, you lose the game.

Pact of Negation

Consider Surveil 1. (Look at the top card of your library. You may put it into your graveyard.) Draw a card.

Consider

Spark Double You may have this creature enter as a copy of a creature or planeswalker you control, except it enters with an additional +1/+1 counter on it if it's a creature, it enters with an additional loyalty counter on it if it's a planeswalker, and it isn't legendary.

Spark Double

Mistrise Village This land enters tapped unless you control a Mountain or a Forest. {T}: Add {U}. {U}, {T}: The next spell you cast this turn can't be countered.

Mistrise Village

Etherium Sculptor Artifact spells you cast cost {1} less to cast.

Etherium Sculptor

Bident of Thassa Whenever a creature you control deals combat damage to a player, you may draw a card. {1}{U}, {T}: Creatures your opponents control attack this turn if able.

Bident of Thassa

Thassa's Oracle When this creature enters, look at the top X cards of your library, where X is your devotion to blue. Put up to one of them on top of your library and the rest on the bottom of your library in a random order. If X is greater than or equal to the number of cards in your library, you win the game. (Each {U} in the mana costs of permanents you control counts toward your devotion to blue.)

Thassa's Oracle

Mental Misstep ({U/P} can be paid with either {U} or 2 life.) Counter target spell with mana value 1.

Mental Misstep

Academy Ruins {T}: Add {C}. {1}{U}, {T}: Put target artifact card from your graveyard on top of your library.

Academy Ruins

Fabricate Search your library for an artifact card, reveal it, put it into your hand, then shuffle.

Fabricate

Gitaxian Probe ({U/P} can be paid with either {U} or 2 life.) Look at target player's hand. Draw a card.

Gitaxian Probe

Mindbreak Trap If an opponent cast three or more spells this turn, you may pay {0} rather than pay this spell's mana cost. Exile any number of target spells.

Mindbreak Trap

Displacer Kitten Avoidance — Whenever you cast a noncreature spell, exile up to one target nonland permanent you control, then return that card to the battlefield under its owner's control.

Displacer Kitten

Laboratory Maniac If you would draw a card while your library has no cards in it, you win the game instead.

Laboratory Maniac

Ghostly Flicker Exile two target artifacts, creatures, and/or lands you control, then return those cards to the battlefield under your control.

Ghostly Flicker

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.)

Mulldrifter

Curiosity Enchant creature Whenever enchanted creature deals damage to an opponent, you may draw a card.

Curiosity

Teferi's Ageless Insight If you would draw a card except the first one you draw in each of your draw steps, draw two cards instead.

Teferi's Ageless Insight

Emry, Lurker of the Loch Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.) When Emry enters, mill four cards. {T}: Choose target artifact card in your graveyard. You may cast that card this turn. (You still pay its costs. Timing rules still apply.)

Emry, Lurker of the Loch

Minamo, School at Water's Edge {T}: Add {U}. {U}, {T}: Untap target legendary permanent.

Minamo, School at Water's Edge

Hydroelectric Specimen // Hydroelectric Laboratory Flash When this creature enters, you may change the target of target instant or sorcery spell with a single target to this creature. // As this land enters, you may pay 3 life. If you don't, it enters tapped. {T}: Add {U}.

Hydroelectric Specimen // Hydroelectric Laboratory

Dig Through Time Delve (Each card you exile from your graveyard while casting this spell pays for {1}.) Look at the top seven cards of your library. Put two of them into your hand and the rest on the bottom of your library in any order.

Dig Through Time

Treasure Cruise Delve (Each card you exile from your graveyard while casting this spell pays for {1}.) Draw three cards.

Treasure Cruise

Midnight Clock {T}: Add {U}. {2}{U}: Put an hour counter on this artifact. At the beginning of each upkeep, put an hour counter on this artifact. When the twelfth hour counter is put on this artifact, shuffle your hand and graveyard into your library, then draw seven cards. Exile this artifact.

Midnight Clock

Wizard Class (Gain the next level as a sorcery to add its ability.) You have no maximum hand size. {2}{U}: Level 2 When this Class becomes level 2, draw two cards. {4}{U}: Level 3 Whenever you draw a card, put a +1/+1 counter on target creature you control.

Wizard Class

Distant Melody Choose a creature type. Draw a card for each permanent you control of that type.

Distant Melody

Borne Upon a Wind You may cast spells this turn as though they had flash. Draw a card.

Borne Upon a Wind

Dramatic Reversal Untap all nonland permanents you control.

Dramatic Reversal

Consecrated Sphinx Flying Whenever an opponent draws a card, you may draw two cards.

Consecrated Sphinx

Reflections of Littjara As this enchantment enters, choose a creature type. Whenever you cast a spell of the chosen type, copy that spell. (A copy of a permanent spell becomes a token.)

Reflections of Littjara

Sea Gate Restoration // Sea Gate, Reborn Draw cards equal to the number of cards in your hand plus one. You have no maximum hand size for the rest of the game. // As this land enters, you may pay 3 life. If you don't, it enters tapped. {T}: Add {U}.

Sea Gate Restoration // Sea Gate, Reborn

Muddle the Mixture Counter target instant or sorcery spell. Transmute {1}{U}{U} ({1}{U}{U}, Discard this card: Search your library for a card with the same mana value as this card, reveal it, put it into your hand, then shuffle. Transmute only as a sorcery.)

Muddle the Mixture

Fact or Fiction Reveal the top five cards of your library. An opponent separates those cards into two piles. Put one pile into your hand and the other into your graveyard.

Fact or Fiction

Chasm Skulker Whenever you draw a card, put a +1/+1 counter on this creature. When this creature dies, create X 1/1 blue Squid creature tokens with islandwalk, where X is the number of +1/+1 counters on this creature. (They can't be blocked as long as defending player controls an Island.)

Chasm Skulker

Into the Flood Maw Gift a tapped Fish (You may promise an opponent a gift as you cast this spell. If you do, they create a tapped 1/1 blue Fish creature token before its other effects.) Return target creature an opponent controls to its owner's hand. If the gift was promised, instead return target nonland permanent an opponent controls to its owner's hand.

Into the Flood Maw

Leyline of Anticipation If this card is in your opening hand, you may begin the game with it on the battlefield. You may cast spells as though they had flash.

Leyline of Anticipation

Mockingbird Flying You may have this creature enter as a copy of any creature on the battlefield with mana value less than or equal to the amount of mana spent to cast this creature, except it's a Bird in addition to its other types and it has flying.

Mockingbird

Narset's Reversal Copy target instant or sorcery spell, then return it to its owner's hand. You may choose new targets for the copy.

Narset's Reversal

Aqueous Form Enchant creature Enchanted creature can't be blocked. Whenever enchanted creature attacks, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Aqueous Form

Thought Monitor Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.) Flying When this creature enters, draw two cards.

Thought Monitor

Valley Floodcaller Flash You may cast noncreature spells as though they had flash. Whenever you cast a noncreature spell, Birds, Frogs, Otters, and Rats you control get +1/+1 until end of turn. Untap them.

Valley Floodcaller

Imprisoned in the Moon Enchant creature, land, or planeswalker Enchanted permanent is a colorless land with "{T}: Add {C}" and loses all other card types and abilities.

Imprisoned in the Moon

Talrand, Sky Summoner Whenever you cast an instant or sorcery spell, create a 2/2 blue Drake creature token with flying.

Talrand, Sky Summoner

Brain Freeze Target player mills three cards. Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)

Brain Freeze

Sky Diamond This artifact enters tapped. {T}: Add {U}.

Sky Diamond

Urza, Lord High Artificer When Urza enters, create a 0/0 colorless Construct artifact creature token with "This token gets +1/+1 for each artifact you control." Tap an untapped artifact you control: Add {U}. {5}: Shuffle your library, then exile the top card. Until end of turn, you may play that card without paying its mana cost.

Urza, Lord High Artificer

High Tide Until end of turn, whenever a player taps an Island for mana, that player adds an additional {U}.

High Tide

Sai, Master Thopterist Whenever you cast an artifact spell, create a 1/1 colorless Thopter artifact creature token with flying. {1}{U}, Sacrifice two artifacts: Draw a card.

Sai, Master Thopterist

Wonder Flying As long as this card is in your graveyard and you control an Island, creatures you control have flying.

Wonder

Curse of the Swine Exile X target creatures. For each creature exiled this way, its controller creates a 2/2 green Boar creature token.

Curse of the Swine

Enduring Curiosity Flash Whenever a creature you control deals combat damage to a player, draw a card. When Enduring Curiosity dies, if it was a creature, return it to the battlefield under its owner's control. It's an enchantment. (It's not a creature.)

Enduring Curiosity

Ledger Shredder Flying Whenever a player casts their second spell each turn, this creature connives. (Draw a card, then discard a card. If you discarded a nonland card, put a +1/+1 counter on this creature.)

Ledger Shredder

Thrummingbird Flying Whenever this creature deals combat damage to a player, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Thrummingbird

Cephalid Coliseum {T}: Add {U}. This land deals 1 damage to you. Threshold — {U}, {T}, Sacrifice this land: Target player draws three cards, then discards three cards. Activate only if there are seven or more cards in your graveyard.

Cephalid Coliseum

Serum Visions Draw a card. Scry 2.

Serum Visions

Reconnaissance Mission Whenever a creature you control deals combat damage to a player, you may draw a card. Cycling {2} ({2}, Discard this card: Draw a card.)

Reconnaissance Mission

Resculpt Exile target artifact or creature. Its controller creates a 4/4 blue and red Elemental creature token.

Resculpt

High Fae Trickster Flash (You may cast this spell any time you could cast an instant.) Flying You may cast spells as though they had flash.

High Fae Trickster

Padeem, Consul of Innovation Artifacts you control have hexproof. (They can't be the targets of spells or abilities your opponents control.) At the beginning of your upkeep, if you control the artifact with the greatest mana value or tied for the greatest mana value, draw a card.

Padeem, Consul of Innovation

Dispel Counter target instant spell.

Dispel

Rite of Replication Kicker {5} (You may pay an additional {5} as you cast this spell.) Create a token that's a copy of target creature. If this spell was kicked, create five of those tokens instead.

Rite of Replication

Spell Pierce Counter target noncreature spell unless its controller pays {2}.

Spell Pierce

Archway of Innovation This land enters tapped unless you control an Island. {T}: Add {U}. {U}, {T}: The next spell you cast this turn has improvise. (Your artifacts can help cast that spell. Each artifact you tap after you're done activating mana abilities pays for {1}.)

Archway of Innovation

Peregrine Drake Flying When this creature enters, untap up to five lands.

Peregrine Drake

Pull from Tomorrow Draw X cards, then discard a card.

Pull from Tomorrow

Thopter Spy Network At the beginning of your upkeep, if you control an artifact, create a 1/1 colorless Thopter artifact creature token with flying. Whenever one or more artifact creatures you control deal combat damage to a player, draw a card.

Thopter Spy Network

Essence Flux Exile target creature you control, then return that card to the battlefield under its owner's control. If it's a Spirit, put a +1/+1 counter on it.

Essence Flux

Solve the Equation Search your library for an instant or sorcery card, reveal it, put it into your hand, then shuffle.

Solve the Equation

Thoughtcast Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.) Draw two cards.

Thoughtcast

Tezzeret's Gambit ({U/P} can be paid with either {U} or 2 life.) Draw two cards, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Tezzeret's Gambit

Narset, Parter of Veils Each opponent can't draw more than one card each turn. −2: Look at the top four cards of your library. You may reveal a noncreature, nonland card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Narset, Parter of Veils

Irenicus's Vile Duplication Create a token that's a copy of target creature you control, except the token has flying and it isn't legendary.

Irenicus's Vile Duplication

Chain of Vapor Return target nonland permanent to its owner's hand. Then that permanent's controller may sacrifice a land of their choice. If the player does, they may copy this spell and may choose a new target for that copy.

Chain of Vapor

Kappa Cannoneer Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Ward {4} Whenever this creature or another artifact you control enters, put a +1/+1 counter on this creature. It can't be blocked this turn.

Kappa Cannoneer

Ripples of Potential Proliferate, then choose any number of permanents you control that had a counter put on them this way. Those permanents phase out. (To proliferate, choose any number of permanents and/or players, then give each another counter of each kind already there. Treat phased-out permanents and anything attached to them as though they don't exist until their controller's next turn.)

Ripples of Potential

Archaeomancer When this creature enters, return target instant or sorcery card from your graveyard to your hand.

Archaeomancer

Castle Vantress This land enters tapped unless you control an Island. {T}: Add {U}. {2}{U}{U}, {T}: Scry 2.

Castle Vantress

Archmage of Runes Instant and sorcery spells you cast cost {1} less to cast. Whenever you cast an instant or sorcery spell, draw a card.

Archmage of Runes

Mechanized Production Enchant artifact you control At the beginning of your upkeep, create a token that's a copy of enchanted artifact. Then if you control eight or more artifacts with the same name as one another, you win the game.

Mechanized Production

Spellskite {U/P}: Change a target of target spell or ability to this creature. ({U/P} can be paid with either {U} or 2 life.)

Spellskite

Raise the Palisade Choose a creature type. Return all creatures that aren't of the chosen type to their owners' hands.

Raise the Palisade

Rewind Counter target spell. Untap up to four lands.

Rewind

Strix Serenade Counter target artifact, creature, or planeswalker spell. Its controller creates a 2/2 blue Bird creature token with flying.

Strix Serenade

Thriving Isle This land enters tapped. As it enters, choose a color other than blue. {T}: Add {U} or one mana of the chosen color.

Thriving Isle

Omniscience You may cast spells from your hand without paying their mana costs.

Omniscience

Inexorable Tide Whenever you cast a spell, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Inexorable Tide

Rivendell Rivendell enters tapped unless you control a legendary creature. {T}: Add {U}. {1}{U}, {T}: Scry 2. Activate only if you control a legendary creature.

Rivendell

Cyberdrive Awakener Flying Other artifact creatures you control have flying. When this creature enters, each noncreature artifact you control becomes a 4/4 artifact creature until end of turn.

Cyberdrive Awakener

Spellseeker When this creature enters, you may search your library for an instant or sorcery card with mana value 2 or less, reveal it, put it into your hand, then shuffle.

Spellseeker

The Reality Chip You may look at the top card of your library any time. As long as The Reality Chip is attached to a creature, you may play lands and cast spells from the top of your library. Reconfigure {2}{U} ({2}{U}: Attach to target creature you control; or unattach from a creature. Reconfigure only as a sorcery. While attached, this isn't a creature.)

The Reality Chip

Training Grounds Activated abilities of creatures you control cost {2} less to activate. This effect can't reduce the mana in that cost to less than one mana.

Training Grounds

Herald of Secret Streams Creatures you control with +1/+1 counters on them can't be blocked.

Herald of Secret Streams

Unwind Counter target noncreature spell. Untap up to three lands.

Unwind

Sakashima of a Thousand Faces You may have Sakashima enter as a copy of another creature you control, except it has Sakashima's other abilities. The "legend rule" doesn't apply to permanents you control. Partner (You can have two commanders if both have partner.)

Sakashima of a Thousand Faces

Jace, Wielder of Mysteries If you would draw a card while your library has no cards in it, you win the game instead. +1: Target player mills two cards. Draw a card. −8: Draw seven cards. Then if your library has no cards in it, you win the game.

Jace, Wielder of Mysteries

Three Steps Ahead Spree (Choose one or more additional costs.) + {1}{U} — Counter target spell. + {3} — Create a token that's a copy of target artifact or creature you control. + {2} — Draw two cards, then discard a card.

Three Steps Ahead

Nezahal, Primal Tide This spell can't be countered. You have no maximum hand size. Whenever an opponent casts a noncreature spell, draw a card. Discard three cards: Exile Nezahal. Return it to the battlefield tapped under its owner's control at the beginning of the next end step.

Nezahal, Primal Tide

Pollywog Prodigy Evolve (Whenever a creature you control enters, if that creature has greater power or toughness than this creature, put a +1/+1 counter on this creature.) Whenever an opponent casts a noncreature spell with mana value less than this creature's power, draw a card.

Pollywog Prodigy

Slip Out the Back Put a +1/+1 counter on target creature. It phases out. (Treat it and anything attached to it as though they don't exist until its controller's next turn.)

Slip Out the Back

Lonely Sandbar This land enters tapped. {T}: Add {U}. Cycling {U} ({U}, Discard this card: Draw a card.)

Lonely Sandbar

Siren Stormtamer Flying {U}, Sacrifice this creature: Counter target spell or ability that targets you or a creature you control.

Siren Stormtamer

Mirrormade You may have this enchantment enter as a copy of any artifact or enchantment on the battlefield.

Mirrormade

Glasspool Mimic // Glasspool Shore You may have this creature enter as a copy of a creature you control, except it's a Shapeshifter Rogue in addition to its other types. // This land enters tapped. {T}: Add {U}.

Glasspool Mimic // Glasspool Shore

Dreamtide Whale Vanishing 2 (This creature enters with two time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.) Whenever a player casts their second spell each turn, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Dreamtide Whale

Lórien Revealed Draw three cards. Islandcycling {1} ({1}, Discard this card: Search your library for an Island card, reveal it, put it into your hand, then shuffle.)

Lórien Revealed

Amphibian Downpour Flash Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies. Copies become tokens.) Enchant creature Enchanted creature loses all abilities and is a blue Frog creature with base power and toughness 1/1.

Amphibian Downpour

Tekuthal, Inquiry Dominus Flying If you would proliferate, proliferate twice instead. {1}{U/P}{U/P}, Remove three counters from among other artifacts, creatures, and planeswalkers you control: Put an indestructible counter on Tekuthal. ({U/P} can be paid with either {U} or 2 life.)

Tekuthal, Inquiry Dominus

Shark Typhoon Whenever you cast a noncreature spell, create an X/X blue Shark creature token with flying, where X is that spell's mana value. Cycling {X}{1}{U} ({X}{1}{U}, Discard this card: Draw a card.) When you cycle this card, create an X/X blue Shark creature token with flying.

Shark Typhoon

Silver Myr {T}: Add {U}.

Silver Myr

Thassa, Deep-Dwelling Indestructible As long as your devotion to blue is less than five, Thassa isn't a creature. At the beginning of your end step, exile up to one other target creature you control, then return that card to the battlefield under your control. {3}{U}: Tap another target creature.

Thassa, Deep-Dwelling

Clever Impersonator You may have this creature enter as a copy of any nonland permanent on the battlefield.

Clever Impersonator

Halimar Depths This land enters tapped. When this land enters, look at the top three cards of your library, then put them back in any order. {T}: Add {U}.

Halimar Depths

Flux Channeler Whenever you cast a noncreature spell, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Flux Channeler

Enter the Enigma Target creature can't be blocked this turn. Draw a card.

Enter the Enigma

Finale of Revelation Draw X cards. If X is 10 or more, instead shuffle your graveyard into your library, draw X cards, untap up to five lands, and you have no maximum hand size for the rest of the game. Exile Finale of Revelation.

Finale of Revelation

Ruin Crab Landfall — Whenever a land you control enters, each opponent mills three cards. (To mill a card, a player puts the top card of their library into their graveyard.)

Ruin Crab

Whir of Invention Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Search your library for an artifact card with mana value X or less, put it onto the battlefield, then shuffle.

Whir of Invention

Experimental Augury Look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order. Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Experimental Augury

Baral, Chief of Compliance Instant and sorcery spells you cast cost {1} less to cast. Whenever a spell or ability you control counters a spell, you may draw a card. If you do, discard a card.

Baral, Chief of Compliance

Brainsurge Draw four cards, then put two cards from your hand on top of your library in any order.

Brainsurge

Cloud of Faeries Flying When this creature enters, untap up to two lands. Cycling {2} ({2}, Discard this card: Draw a card.)

Cloud of Faeries

Forensic Gadgeteer Whenever you cast an artifact spell, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.") Activated abilities of artifacts you control cost {1} less to activate. This effect can't reduce the mana in that cost to less than one mana.

Forensic Gadgeteer

Wan Shi Tong, Librarian Flash Flying, vigilance When Wan Shi Tong enters, put X +1/+1 counters on him. Then draw half X cards, rounded down. Whenever an opponent searches their library, put a +1/+1 counter on Wan Shi Tong and draw a card.

Wan Shi Tong, Librarian

Ghostly Pilferer Whenever this creature becomes untapped, you may pay {2}. If you do, draw a card. Whenever an opponent casts a spell from anywhere other than their hand, draw a card. Discard a card: This creature can't be blocked this turn.

Ghostly Pilferer

Ominous Seas Whenever you draw a card, put a foreshadow counter on this enchantment. Remove eight foreshadow counters from this enchantment: Create an 8/8 blue Kraken creature token. Cycling {2} ({2}, Discard this card: Draw a card.)

Ominous Seas

Flare of Denial You may sacrifice a nontoken blue creature rather than pay this spell's mana cost. Counter target spell.

Flare of Denial

Ancient Silver Dragon Flying Whenever this creature deals combat damage to a player, roll a d20. Draw cards equal to the result. You have no maximum hand size for the rest of the game.

Ancient Silver Dragon

Long River's Pull Gift a card (You may promise an opponent a gift as you cast this spell. If you do, they draw a card before its other effects.) Counter target creature spell. If the gift was promised, instead counter target spell.

Long River's Pull

Uthros, Titanic Godcore This land enters tapped. {T}: Add {U}. Station (Tap another creature you control: Put charge counters equal to its power on this Planet. Station only as a sorcery.) 12+ | {U}, {T}: Add {U} for each artifact you control.

Uthros, Titanic Godcore

Mystic Confluence 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.

Mystic Confluence

Deep Analysis Target player draws two cards. Flashback—{1}{U}, Pay 3 life. (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Deep Analysis

Snapcaster Mage Flash When this creature enters, target instant or sorcery card in your graveyard gains flashback until end of turn. The flashback cost is equal to its mana cost. (You may cast that card from your graveyard for its flashback cost. Then exile it.)

Snapcaster Mage

Phantasmal Image You may have this creature enter as a copy of any creature on the battlefield, except it's an Illusion in addition to its other types and it has "When this creature becomes the target of a spell or ability, sacrifice it."

Phantasmal Image

Stock Up Look at the top five cards of your library. Put two of them into your hand and the rest on the bottom of your library in any order.

Stock Up

Triskaidekaphile You have no maximum hand size. At the beginning of your upkeep, if you have exactly thirteen cards in your hand, you win the game. {3}{U}: Draw a card.

Triskaidekaphile

Deadeye Navigator Soulbond (You may pair this creature with another unpaired creature when either enters. They remain paired for as long as you control both of them.) As long as Deadeye Navigator is paired with another creature, each of those creatures has "{1}{U}: Exile this creature, then return it to the battlefield under your control."

Deadeye Navigator

Silent Hallcreeper This creature can't be blocked. Whenever this creature deals combat damage to a player, choose one that hasn't been chosen — • Put two +1/+1 counters on this creature. • Draw a card. • This creature becomes a copy of another target creature you control.

Silent Hallcreeper

Dour Port-Mage Whenever one or more other creatures you control leave the battlefield without dying, draw a card. {1}{U}, {T}: Return another target creature you control to its owner's hand.

Dour Port-Mage

Hedron Crab Landfall — Whenever a land you control enters, target player mills three cards. (They put the top three cards of their library into their graveyard.)

Hedron Crab

Coastal Piracy Whenever a creature you control deals combat damage to an opponent, you may draw a card.

Coastal Piracy