As an additional cost to cast this spell, sacrifice a blue permanent.
Counter target spell.
{3}{U}
Aetherize
Instant
Return all attacking creatures to their owner's hand.
{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.
--
Arcane Lighthouse
Land
{T}: Add {C}.
{1}, {T}: Until end of turn, creatures your opponents control lose hexproof and shroud and can't have hexproof or shroud.
{2}
Arcane Signet
Artifact
{T}: Add one mana of any color in your commander's color identity.
{2}{U}{U}
Bident of Thassa
Legendary Enchantment Artifact
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.
{5}
Bladegriff Prototype
Artifact Creature - Griffin
Flying
Whenever Bladegriff Prototype deals combat damage to a player, destroy target nonland permanent of that player's choice that one of your opponents controls.
3 /
2
{4}{U}
Blizzard Strix
Snow Creature - Bird
Flash
Flying
When Blizzard Strix enters the battlefield, if you control another snow permanent, exile target permanent other than Blizzard Strix. Return that card to the battlefield under its owner's control at the beginning of the next end step.
3 /
2
{1}{U}
Chart a Course
Sorcery
Draw two cards. Then discard a card unless you attacked this turn.
{1}{U}
Cloud of Faeries
Creature - Faerie
Flying
When Cloud of Faeries enters the battlefield, untap up to two lands.
Cycling {2} ({2}, Discard this card: Draw a card.)
1 /
1
{2}{U}
Cloudkin Seer
Creature - Elemental Wizard
Flying
When Cloudkin Seer enters the battlefield, draw a card.
2 /
1
{6}{U}
Coastal Breach
Sorcery
Undaunted (This spell costs {1} less to cast for each opponent.)
Return all nonland permanents to their owners' hands.
{5}{U}{U}
Commandeer
Instant
You may exile two blue cards from your hand rather than pay this spell's mana cost.
Gain control of target noncreature spell. You may choose new targets for it. (If that spell is an artifact, enchantment, or planeswalker, the permanent enters the battlefield under your control.)
{U}{U}
Counterspell
Instant
Counter target spell.
{3}{U}
Curiosity Crafter
Creature - Bird Wizard
Flying
You have no maximum hand size.
Whenever a creature token you control deals combat damage to a player, draw a card.
3 /
3
{3}{U}{U}
Dazzling Sphinx
Creature - Sphinx
Flying
Whenever Dazzling Sphinx deals combat damage to a player, that player exiles cards from the top of their library until they exile an instant or sorcery card. You may cast that card without paying its mana cost. Then that player puts the exiled cards that weren't cast this way on the bottom of their library in a random order.
4 /
5
{2}{U}
Deluge
Instant
Tap all creatures without flying.
{5}{U}{U}
Diluvian Primordial
Creature - Avatar
Flying
When Diluvian Primordial enters the battlefield, for each opponent, you may cast up to one target instant or sorcery card from that player's graveyard without paying its mana cost. If a spell cast this way would be put into a graveyard, exile it instead.
5 /
5
{2}{U}{U}
Dungeon Geists
Creature - Spirit
Flying
When Dungeon Geists enters the battlefield, tap target creature an opponent controls. That creature doesn't untap during its controller's untap step for as long as you control Dungeon Geists.
3 /
3
--
Emergence Zone
Land
{T}: Add {C}.
{1}, {T}, Sacrifice Emergence Zone: You may cast spells this turn as though they had flash.
{1}
Expedition Map
Artifact
{2}, {T}, Sacrifice Expedition Map: Search your library for a land card, reveal it, put it into your hand, then shuffle.
{3}{U}{U}
Experimental Aviator
Creature - Human Artificer
Flying
When Experimental Aviator enters the battlefield, create two 1/1 colorless Thopter artifact creature tokens with flying.
0 /
3
{3}{U}
Fact or Fiction
Instant
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.
{3}{U}
Faerie Artisans
Creature - Faerie Artificer
Flying
Whenever a nontoken creature enters the battlefield under an opponent's control, create a token that's a copy of that creature except it's an artifact in addition to its other types. Then exile all other tokens created with Faerie Artisans.
2 /
2
{U}
Faerie Seer
Creature - Faerie Wizard
Flying
When Faerie Seer enters the battlefield, scry 2.
1 /
1
{1}{U}
Favorable Winds
Enchantment
Creatures you control with flying get +1/+1.
{2}
Fellwar Stone
Artifact
{T}: Add one mana of any color that a land an opponent controls could produce.
{3}
Heraldic Banner
Artifact
As Heraldic Banner enters the battlefield, choose a color.
Creatures you control of the chosen color get +1/+0.
{T}: Add one mana of the chosen color.
{3}{U}{U}
Juvenile Mist Dragon
Creature - Dragon
Flying
Confounding Clouds -- When Juvenile Mist Dragon enters the battlefield, for each opponent, tap up to one target creature that player controls. Each of those creatures doesn't untap during its controller's next untap step.
4 /
3
{1}{U}
Jwari Disruption
Instant
Counter target spell unless its controller pays {1}.
--
Jwari Ruins
Land
Jwari Ruins enters the battlefield tapped.
{T}: Add {U}.
--
Lonely Sandbar
Land
Lonely Sandbar enters the battlefield tapped.
{T}: Add {U}.
Cycling {U} ({U}, Discard this card: Draw a card.)
{2}{U}
Loyal Drake
Creature - Drake
Flying
Lieutenant -- At the beginning of combat on your turn, if you control your commander, draw a card.
2 /
2
{2}
Mind Stone
Artifact
{T}: Add {C}.
{1}, {T}, Sacrifice Mind Stone: Draw a card.
{4}{U}
Mulldrifter
Creature - Elemental
Flying
When Mulldrifter enters the battlefield, draw two cards.
Evoke {2}{U} (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters the battlefield.)
2 /
2
--
Myriad Landscape
Land
Myriad Landscape enters the battlefield tapped.
{T}: Add {C}.
{2}, {T}, Sacrifice Myriad Landscape: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.
{1}{U}
Mystic Reflection
Instant
Choose target nonlegendary creature. The next time one or more creatures or planeswalkers enter the battlefield this turn, they enter as copies of the chosen creature.
Foretell {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}
Negate
Instant
Counter target noncreature spell.
{4}
Nevinyrral's Disk
Artifact
Nevinyrral's Disk enters the battlefield tapped.
{1}, {T}: Destroy all artifacts, creatures, and enchantments.
{U}
Opt
Instant
Scry 1.
Draw a card.
{2}
Ornithopter of Paradise
Artifact Creature - Thopter
Flying
{T}: Add one mana of any color.
0 /
2
{2}{U}{U}
Overcharged Amalgam
Creature - Zombie Horror
Flash
Flying
Exploit (When this creature enters the battlefield, you may sacrifice a creature.)
When Overcharged Amalgam exploits a creature, counter target spell, activated ability, or triggered ability.
3 /
3
{4}{U}
Peregrine Drake
Creature - Drake
Flying
When Peregrine Drake enters the battlefield, untap up to five lands.
2 /
3
{3}
Pilgrim's Eye
Artifact Creature - Thopter
Flying
When Pilgrim's Eye enters the battlefield, you may search your library for a basic land card, reveal it, put it into your hand, then shuffle.
1 /
1
{U}
Ponder
Sorcery
Look at the top three cards of your library, then put them back in any order. You may shuffle.
Draw a card.
{U}
Pongify
Instant
Destroy target creature. It can't be regenerated. Its controller creates a 3/3 green Ape creature token.
{2}{U}
Propaganda
Enchantment
Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.
{1}{U}
Quickling
Creature - Faerie Rogue
Flash (You may cast this spell any time you could cast an instant.)
Flying
When Quickling enters the battlefield, sacrifice it unless you return another creature you control to its owner's hand.
2 /
2
{2}{U}
Rebuild
Instant
Return all artifacts to their owners' hands.
Cycling {2} ({2}, Discard this card: Draw a card.)
{2}{U}{U}
Reconnaissance Mission
Enchantment
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.)
--
Reliquary Tower
Land
You have no maximum hand size.
{T}: Add {C}.
{1}{U}
Resculpt
Instant
Exile target artifact or creature. Its controller creates a 4/4 blue and red Elemental creature token.
--
Riptide Laboratory
Land
{T}: Add {C}.
{1}{U}, {T}: Return target Wizard you control to its owner's hand.
--
Scavenger Grounds
Land - Desert
{T}: Add {C}.
{2}, {T}, Sacrifice a Desert: Exile all graveyards.
{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
{2}
Sky Diamond
Artifact
Sky Diamond enters the battlefield tapped.
{T}: Add {U}.
{3}
Skyscanner
Artifact Creature - Thopter
Flying
When Skyscanner enters the battlefield, draw a card.
1 /
1
--
Snow-Covered Island
Basic Snow Land - Island
({T}: Add {U}.)
--
Snow-Covered Island
Basic Snow Land - Island
({T}: Add {U}.)
--
Snow-Covered Island
Basic Snow Land - Island
({T}: Add {U}.)
--
Snow-Covered Island
Basic Snow Land - Island
({T}: Add {U}.)
--
Snow-Covered Island
Basic Snow Land - Island
({T}: Add {U}.)
--
Snow-Covered Island
Basic Snow Land - Island
({T}: Add {U}.)
--
Snow-Covered Island
Basic Snow Land - Island
({T}: Add {U}.)
--
Snow-Covered Island
Basic Snow Land - Island
({T}: Add {U}.)
--
Snow-Covered Island
Basic Snow Land - Island
({T}: Add {U}.)
--
Snow-Covered Island
Basic Snow Land - Island
({T}: Add {U}.)
--
Snow-Covered Island
Basic Snow Land - Island
({T}: Add {U}.)
--
Snow-Covered Island
Basic Snow Land - Island
({T}: Add {U}.)
--
Snow-Covered Island
Basic Snow Land - Island
({T}: Add {U}.)
--
Snow-Covered Island
Basic Snow Land - Island
({T}: Add {U}.)
--
Snow-Covered Island
Basic Snow Land - Island
({T}: Add {U}.)
--
Snow-Covered Island
Basic Snow Land - Island
({T}: Add {U}.)
--
Snow-Covered Island
Basic Snow Land - Island
({T}: Add {U}.)
--
Snow-Covered Island
Basic Snow Land - Island
({T}: Add {U}.)
--
Snow-Covered Island
Basic Snow Land - Island
({T}: Add {U}.)
--
Snow-Covered Island
Basic Snow Land - Island
({T}: Add {U}.)
--
Snow-Covered Island
Basic Snow Land - Island
({T}: Add {U}.)
--
Snow-Covered Island
Basic Snow Land - Island
({T}: Add {U}.)
--
Snow-Covered Island
Basic Snow Land - Island
({T}: Add {U}.)
--
Snow-Covered Island
Basic Snow Land - Island
({T}: Add {U}.)
--
Snow-Covered Island
Basic Snow Land - Island
({T}: Add {U}.)
--
Snow-Covered Island
Basic Snow Land - Island
({T}: Add {U}.)
--
Snow-Covered Island
Basic Snow Land - Island
({T}: Add {U}.)
{1}
Sol Ring
Artifact
{T}: Add {C}{C}.
{2}{U}{U}
Sower of Temptation
Creature - Faerie Wizard
Flying
When Sower of Temptation enters the battlefield, gain control of target creature for as long as Sower of Temptation remains on the battlefield.
2 /
2
{1}{U}{U}
Spiketail Drakeling
Creature - Drake
Flying
Sacrifice Spiketail Drakeling: Counter target spell unless its controller pays {2}.
2 /
2
{1}{U}{U}
Sprite Noble
Creature - Faerie Noble
Flying
Other creatures you control with flying get +0/+1.
{T}: Other creatures you control with flying get +1/+0 until end of turn.
2 /
2
{2}{U}{U}
Summary Dismissal
Instant
Exile all other spells and counter all abilities.
--
Tectonic Edge
Land
{T}: Add {C}.
{1}, {T}, Sacrifice Tectonic Edge: Destroy target nonbasic land. Activate only if an opponent controls four or more lands.
--
Terrain Generator
Land
{T}: Add {C}.
{2}, {T}: You may put a basic land card from your hand onto the battlefield tapped.
{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
{2}
Thought Vessel
Artifact
You have no maximum hand size.
{T}: Add {C}.
{3}{U}
Tide Skimmer
Creature - Drake
Flying
Whenever you attack with two or more creatures with flying, draw a card.
2 /
3
{2}{U}
Tome Raider
Creature - Faerie
Flying
When Tome Raider enters the battlefield, draw a card.
1 /
1
{1}{U}
Unsubstantiate
Instant
Return target spell or creature to its owner's hand.
{2}{U}
Warden of Evos Isle
Creature - Bird Wizard
Flying
Creature spells with flying you cast cost {1} less to cast.
2 /
2
{4}{U}
Windstorm Drake
Creature - Drake
Flying
Other creatures you control with flying get +1/+0.
3 /
3
{2}{U}
Winged Words
Sorcery
This spell costs {1} less to cast if you control a creature with flying.
Draw two cards.
{3}
Worn Powerstone
Artifact
Worn Powerstone enters the battlefield tapped.
{T}: Add {C}{C}.
{2}{U}{U}
Donal, Herald of Wings
Legendary Creature - Human Wizard
Whenever you cast a nonlegendary creature spell with flying, you may copy it, except the copy is a 1/1 Spirit in addition to its other types. Do this only once each turn. (The copy becomes a token.)