Enchanted creature has shroud. (It can't be the target of spells or abilities.)
{1}{U}
Anticognition
Instant
Counter target creature or planeswalker spell unless its controller pays {2}. If an opponent has eight or more cards in their graveyard, instead counter that spell, then scry 2.
{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.
{3}{U}
Behold the Multiverse
Instant
Scry 2, then draw two cards.
Foretell {1}{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}
Blink of an Eye
Instant
Kicker {1}{U} (You may pay an additional {1}{U} as you cast this spell.)
Return target nonland permanent to its owner's hand. If this spell was kicked, draw a card.
{U}{U}
Boomerang
Instant
Return target permanent to its owner's hand.
{U}
Brainstorm
Instant
Draw three cards, then put two cards from your hand on top of your library in any order.
{1}{U}
Brineborn Cutthroat
Creature - Merfolk Pirate
Flash (You may cast this spell any time you could cast an instant.)
Whenever you cast a spell during an opponent's turn, put a +1/+1 counter on Brineborn Cutthroat.
2 /
1
{U}
Clairvoyance
Instant
Look at target player's hand.
Draw a card at the beginning of the next turn's upkeep.
{X}{U}
Condescend
Instant
Counter target spell unless its controller pays {X}. Scry 2. (Look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)
{1}{U}
Confound
Instant
Counter target spell that targets a creature.
Draw a card.
{U}
Consider
Instant
Surveil 1. (Look at the top card of your library. You may put it into your graveyard.)
Draw a card.
{U}{U}
Counterspell
Instant
Counter target spell.
{2}{U}
Countervailing Winds
Instant
Counter target spell unless its controller pays {1} for each card in your graveyard.
Cycling {2} ({2}, Discard this card: Draw a card.)
{1}{U}
Daze
Instant
You may return an Island you control to its owner's hand rather than pay this spell's mana cost.
Counter target spell unless its controller pays {1}.
{1}{U}
Deduce
Instant
Draw a card. Investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.")
{U}{U}
Deprive
Instant
As an additional cost to cast this spell, return a land you control to its owner's hand.
Counter target spell.
--
Desert
Land - Desert
{T}: Add {C}.
{T}: Desert deals 1 damage to target attacking creature. Activate only during the end of combat step.
{1}{U}{U}
Didn't Say Please
Instant
Counter target spell. Its controller mills three cards.
{U}
Dispel
Instant
Counter target instant spell.
{1}{U}{U}
Dissolve
Instant
Counter target spell. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)
{1}{U}
Echoing Truth
Instant
Return target nonland permanent and all other permanents with the same name as that permanent to their owners' hands.
{2}{U}
Ephara's Dispersal
Instant
This spell costs {2} less to cast if it targets an attacking creature.
Return target creature to its owner's hand. Surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)
{1}{U}
Essence Scatter
Instant
Counter target creature spell.
{2}{U}
Exclude
Instant
Counter target creature spell.
Draw a card.
{1}{U}{U}
Faerie Trickery
Tribal Instant - Faerie
Counter target non-Faerie spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.
{2}{U}{U}
Foil
Instant
You may discard an Island card and another card rather than pay this spell's mana cost.
Counter target spell.
{U}
Force Spike
Instant
Counter target spell unless its controller pays {1}.
{2}{U}
Frantic Search
Instant
Draw two cards, then discard two cards. Untap up to three lands.
{U/P}
Gitaxian Probe
Sorcery
({U/P} can be paid with either {U} or 2 life.)
Look at target player's hand.
Draw a card.
{4}{U}
Gush
Instant
You may return two Islands you control to their owner's hand rather than pay this spell's mana cost.
Draw two cards.
{1}{U}
Impulse
Instant
Look at the top four cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.
{1}{U}
Into the Roil
Instant
Kicker {1}{U} (You may pay an additional {1}{U} as you cast this spell.)
Return target nonland permanent to its owner's hand. If this spell was kicked, draw a card.
--
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}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
{X}{U}{U}
Logic Knot
Instant
Delve (Each card you exile from your graveyard while casting this spell pays for {1}.)
Counter target spell unless its controller pays {X}.
--
Lonely Sandbar
Land
Lonely Sandbar enters the battlefield tapped.
{T}: Add {U}.
Cycling {U} ({U}, Discard this card: Draw a card.)
{1}{U}
Lose Focus
Instant
Replicate {U} (When you cast this spell, copy it for each time you paid its replicate cost. You may choose new targets for the copies.)
Counter target spell unless its controller pays {2}.
{3}{U}{U}
Lórien Revealed
Sorcery
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.)
{1}{U}
Mana Leak
Instant
Counter target spell unless its controller pays {3}.
{1}{U}
Memory Lapse
Instant
Counter target spell. If that spell is countered this way, put it on top of its owner's library instead of into that player's graveyard.
{1}{U}
Miscalculation
Instant
Counter target spell unless its controller pays {2}.
Cycling {2} ({2}, Discard this card: Draw a card.)
{1}{U}
Moment of Truth
Instant
Look at the top three cards of your library. Put one of those cards into your hand, one into your graveyard, and one on the bottom of your library.
{U}{U}
Muddle the Mixture
Instant
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.)
--
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.
{1}{U}
Negate
Instant
Counter target noncreature spell.
{U}
Opt
Instant
Scry 1.
Draw a card.
{U}
Peek
Instant
Look at target player's hand.
Draw a card.
{1}{U}
Prohibit
Instant
Kicker {2} (You may pay an additional {2} as you cast this spell.)
Counter target spell if its mana value is 2 or less. If this spell was kicked, counter that spell if its mana value is 4 or less instead.
{U}{U}
Psychic Barrier
Instant
Counter target creature spell. Its controller loses 1 life.
--
Quicksand
Land
{T}: Add {C}.
{T}, Sacrifice Quicksand: Target attacking creature without flying gets -1/-2 until end of turn.
{2}{U}
Ravenform
Sorcery
Exile target artifact or creature. Its controller creates a 1/1 blue Bird creature token with flying.
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.)
--
Remote Isle
Land
Remote Isle enters the battlefield tapped.
{T}: Add {U}.
Cycling {2} ({2}, Discard this card: Draw a card.)
{1}{U}
Remove Soul
Instant
Counter target creature spell.
{X}{U}
Repeal
Instant
Return target nonland permanent with mana value X to its owner's hand.
Draw a card.
{2}{U}
Repulse
Instant
Return target creature to its owner's hand.
Draw a card.
{1}{U}{U}
Rescind
Instant
Return target permanent to its owner's hand.
Cycling {2} ({2}, Discard this card: Draw a card.)
{2}{U}
Rushing River
Instant
Kicker--Sacrifice a land. (You may sacrifice a land in addition to any other costs as you cast this spell.)
Return target nonland permanent to its owner's hand. If this spell was kicked, return another target nonland permanent to its owner's hand.
{1}{U}
Snap
Instant
Return target creature to its owner's hand. Untap up to two lands.
{1}{U}
Snapback
Instant
You may exile a blue card from your hand rather than pay this spell's mana cost.
Return target creature to its owner's hand.
{U}
Spell Pierce
Instant
Counter target noncreature spell unless its controller pays {2}.
{1}{U}
Telling Time
Instant
Look at the top three cards of your library. Put one of those cards into your hand, one on top of your library, and one on the bottom of your library.
--
The Surgical Bay
Land - Sphere
The Surgical Bay enters the battlefield tapped.
{T}: Add {U}.
{1}{U}, {T}, Sacrifice The Surgical Bay: Draw a card.
{1}{U}
Think Twice
Instant
Draw a card.
Flashback {2}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)
--
Tocasia's Dig Site
Land
{T}: Add {C}.
{3}, {T}: Surveil 1. (Look at the top card of your library. You may put it into your graveyard.)
{7}{U}
Treasure Cruise
Sorcery
Delve (Each card you exile from your graveyard while casting this spell pays for {1}.)
Draw three cards.
{U}
Vapor Snag
Instant
Return target creature to its owner's hand. Its controller loses 1 life.
{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.)
{1}{U}
You Come to a River
Instant
Choose one --
• Fight the Current -- Return target nonland permanent to its owner's hand.
• Find a Crossing -- Target creature gets +1/+0 until end of turn and can't be blocked this turn.