When Aether Adept enters the battlefield, return target creature to its owner's hand.
2 /
2
{2}{U}
Aether Channeler
Creature - Human Wizard
When Aether Channeler enters the battlefield, choose one --
• Create a 1/1 white Bird creature token with flying.
• Return another target nonland permanent to its owner's hand.
• Draw a card.
2 /
1
{3}{U}
Aetherize
Instant
Return all attacking creatures to their owner's hand.
{3}{U}{U}
Aetherspouts
Instant
For each attacking creature, its owner puts it on the top or bottom of their library.
{2}
Arcane Signet
Artifact
{T}: Add one mana of any color in your commander's color identity.
{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.
{1}{U}{U}{U}
Cryptic Command
Instant
Choose two --
• Counter target spell.
• Return target permanent to its owner's hand.
• Tap all creatures your opponents control.
• Draw a card.
{X}{U}{U}
Curse of the Swine
Sorcery
Exile X target creatures. For each creature exiled this way, its controller creates a 2/2 green Boar creature token.
{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.")
{2}{U}
Deep Freeze
Enchantment - Aura
Enchant creature
Enchanted creature has base power and toughness 0/4, has defender, loses all other abilities, and is a blue Wall in addition to its other colors and types.
{1}{U}
Defabricate
Instant
Choose one --
• Counter target artifact or enchantment spell. If a spell is countered this way, exile it instead of putting it into its owner's graveyard.
• Counter target activated or triggered ability.
{U}
Diminish
Instant
Target creature has base power and toughness 1/1 until end of turn.
{1}{U}{U}
Disallow
Instant
Counter target spell, activated ability, or triggered ability. (Mana abilities can't be targeted.)
{3}{U}
Engulf the Shore
Instant
Return to their owners' hands all creatures with toughness less than or equal to the number of Islands you control.
{3}{U}{U}
Evacuation
Instant
Return all creatures to their owners' hands.
{2}{U}
Exclusion Mage
Creature - Human Wizard
When Exclusion Mage enters the battlefield, return target creature an opponent controls to its owner's hand.
2 /
2
{2}
Fellwar Stone
Artifact
{T}: Add one mana of any color that a land an opponent controls could produce.
{2}{U}
Fierce Guardianship
Instant
If you control a commander, you may cast this spell without paying its mana cost.
Counter target noncreature spell.
{1}{U}{U}
Force of Negation
Instant
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.
{3}{U}{U}
Force of Will
Instant
You may pay 1 life and exile a blue card from your hand rather than pay this spell's mana cost.
Counter target spell.
{1}{U}
Frogify
Enchantment - Aura
Enchant creature
Enchanted creature loses all abilities and is a blue Frog creature with base power and toughness 1/1. (It loses all other card types and creature types.)
{5}{U}{U}
Galecaster Colossus
Creature - Giant Wizard
Tap an untapped Wizard you control: Return target nonland permanent you don't control to its owner's hand.
5 /
6
{5}{U}{U}
Hullbreaker Horror
Creature - Kraken 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.
7 /
8
{2}{U}
Ichthyomorphosis
Enchantment - Aura
Enchant creature
Enchanted creature loses all abilities and is a blue Fish with base power and toughness 0/1.
{2}{U}
Imprisoned in the Moon
Enchantment - Aura
Enchant creature, land, or planeswalker
Enchanted permanent is a colorless land with "{T}: Add {C}" and loses all other card types and abilities.
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
{3}{U}{U}
Ixidron
Creature - Illusion
As Ixidron enters the battlefield, turn all other nontoken creatures face down. (They're 2/2 creatures.)
Ixidron's power and toughness are each equal to the number of face-down creatures on the battlefield.
* /
*
{1}{U}
Kasmina's Transmutation
Enchantment - Aura
Enchant creature
Enchanted creature loses all abilities and has base power and toughness 1/1.
{0}
Mana Crypt
Artifact
At the beginning of your upkeep, flip a coin. If you lose the flip, Mana Crypt deals 3 damage to you.
{T}: Add {C}{C}.
{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}
Merchant Scroll
Sorcery
Search your library for a blue instant card, reveal that card, put it into your hand, then shuffle.
{3}{U}{U}
Misdirection
Instant
You may exile a blue card from your hand rather than pay this spell's mana cost.
Change the target of target spell with a single target.
{2}{U}
Mizzium Meddler
Creature - Vedalken Wizard
Flash (You may cast this spell any time you could cast an instant.)
When Mizzium Meddler enters the battlefield, you may change a target of target spell or ability to Mizzium Meddler.
1 /
4
{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.
--
Mystic Sanctuary
Land - Island
({T}: Add {U}.)
Mystic Sanctuary enters the battlefield tapped unless you control three or more other Islands.
When Mystic Sanctuary enters the battlefield untapped, you may put target instant or sorcery card from your graveyard on top of your library.
{U}
Mystical Tutor
Instant
Search your library for an instant or sorcery card, reveal it, then shuffle and put that card on top.
{U}{U}
Narset's Reversal
Instant
Copy target instant or sorcery spell, then return it to its owner's hand. You may choose new targets for the copy.
{1}{U}
Negate
Instant
Counter target noncreature spell.
--
Otawara, Soaring City
Legendary Land
{T}: Add {U}.
Channel -- {3}{U}, Discard Otawara, Soaring City: 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.
{6}{U}
Phyrexian Ingester
Creature - Phyrexian Beast
Imprint -- When Phyrexian Ingester enters the battlefield, you may exile target nontoken creature.
Phyrexian Ingester gets +X/+Y, where X is the exiled creature card's power and Y is its toughness.
3 /
3
{1}{U}{U}
Polymorphist's Jest
Instant
Until end of turn, each creature target player controls loses all abilities and becomes a blue Frog with base power and toughness 1/1.
{U}
Pongify
Instant
Destroy target creature. It can't be regenerated. Its controller creates a 3/3 green Ape creature token.
{2}{U}
Portal Mage
Creature - Human Wizard
Flash
When Portal Mage enters the battlefield during the declare attackers step, you may reselect which player or planeswalker target attacking creature is attacking. (It can't attack its controller or its controller's planeswalkers.)
2 /
2
{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.
{1}{U}
Reality Shift
Instant
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.)
{U}{U}
Redirect
Instant
You may choose new targets for target spell.
{1}{U}
Resculpt
Instant
Exile target artifact or creature. Its controller creates a 4/4 blue and red Elemental creature token.
{2}{U}{U}
Rewind
Instant
Counter target spell. Untap up to four lands.
{1}{U}
Run Away Together
Instant
Choose two target creatures controlled by different players. Return those creatures to their owners' hands.
--
Sanctum of Eternity
Land
{T}: Add {C}.
{2}, {T}: Return target commander you own from the battlefield to your hand. Activate only during your turn.
{5}{U}{U}
Scourge of Fleets
Creature - Kraken
When Scourge of Fleets enters the battlefield, return each creature your opponents control with toughness X or less to its owner's hand, where X is the number of Islands you control.
6 /
6
{1}{U}{U}
Serendib Sorcerer
Creature - Human Wizard
{T}: Target creature other than Serendib Sorcerer has base power and toughness 0/2 until end of turn.
1 /
1
{1}
Sol Ring
Artifact
{T}: Add {C}{C}.
{2}{U}
Solve the Equation
Sorcery
Search your library for an instant or sorcery card, reveal it, put it into your hand, then shuffle.
{4}{U}{U}
Spectral Deluge
Sorcery
Return each creature your opponents control with toughness X or less to its owner's hand, where X is the number of Islands you control.
Foretell {1}{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.)
{U}
Stifle
Instant
Counter target activated or triggered ability. (Mana abilities can't be targeted.)
--
Strip Mine
Land
{T}: Add {C}.
{T}, Sacrifice Strip Mine: Destroy target land.
{2}{U}{U}
Subtlety
Creature - Elemental Incarnation
Flash
Flying
When Subtlety enters the battlefield, choose up to one target creature spell or planeswalker spell. Its owner puts it on the top or bottom of their library.
Evoke--Exile a blue card from your hand.
3 /
3
{U}
Swan Song
Instant
Counter target enchantment, instant, or sorcery spell. Its controller creates a 2/2 blue Bird creature token with flying.
{1}{U}
Tale's End
Instant
Counter target activated ability, triggered ability, or legendary spell.
{5}{U}{U}{U}
Tidespout Tyrant
Creature - Djinn
Flying
Whenever you cast a spell, return target permanent to its owner's hand.
5 /
5
{1}{U}
Trickbind
Instant
Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.)
Counter target activated or triggered ability. If a permanent's ability is countered this way, activated abilities of that permanent can't be activated this turn. (Mana abilities can't be targeted.)
{1}{U}
Turn to Frog
Instant
Until end of turn, target creature loses all abilities and becomes a blue Frog with base power and toughness 1/1.
{1}{U}
Unsubstantiate
Instant
Return target spell or creature to its owner's hand.
{U}
Unsummon
Instant
Return target creature to its owner's hand.
{2}{U}
Unwind
Instant
Counter target noncreature spell. Untap up to three lands.
{2}{U}{U}
Venser, Shaper Savant
Legendary Creature - Human Wizard
Flash
When Venser, Shaper Savant enters the battlefield, return target spell or permanent to its owner's hand.
Gust of Wind -- When Winter Eladrin enters the battlefield, return up to one other target creature to its owner's hand.
2 /
2
{U}
Witness Protection
Enchantment - Aura
Enchant creature
Enchanted creature loses all abilities and is a green and white Citizen creature with base power and toughness 1/1 named Legitimate Businessperson. (It loses all other colors, card types, creature types, and names.)