As an additional cost to cast this spell, sacrifice a blue permanent.
Counter target spell.
{1}{U}
Absorb Identity
Instant
Return target creature to its owner's hand. You may have Shapeshifters you control become copies of that creature until end of turn.
{3}{U}{U}
Advanced Stitchwing
Creature - Zombie Horror
Flying
{2}{U}, Discard two cards: Return Advanced Stitchwing from your graveyard to the battlefield tapped.
3 /
4
{U}
Aegis Turtle
Creature - Turtle
0 /
5
{3}{U}{U}
Aether Gale
Sorcery
Return six target nonland permanents to their owners' hands.
{4}
Amaranthine Wall
Artifact Creature - Wall
Defender
{2}: Amaranthine Wall gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)
0 /
6
{2}
Arcane Signet
Artifact
{T}: Add one mana of any color in your commander's color identity.
{3}{U}
Aura Thief
Creature - Illusion
Flying
When Aura Thief dies, you gain control of all enchantments. (You don't get to move Auras.)
2 /
2
{U}{U}
Aura of Dominion
Enchantment - Aura
Enchant creature
{1}, Tap an untapped creature you control: Untap enchanted creature.
{2}{U}
Back to Basics
Enchantment
Nonbasic lands don't untap during their controllers' untap steps.
{1}{U}{U}
Callous Oppressor
Creature - Cephalid
You may choose not to untap Callous Oppressor during your untap step.
As Callous Oppressor enters the battlefield, an opponent chooses a creature type.
{T}: Gain control of target creature that isn't of the chosen type for as long as Callous Oppressor remains tapped.
1 /
2
{1}{U}{U}
Case of the Shifting Visage
Enchantment - Case
At the beginning of your upkeep, surveil 1.
To solve -- There are fifteen or more cards in your graveyard. (If unsolved, solve at the beginning of your end step.)
Solved -- Whenever you cast a nonlegendary creature spell, copy that spell. (The copy becomes a token.)
{2}{U}{U}
Charix, the Raging Isle
Legendary Creature - Leviathan Crab
Spells your opponents cast that target Charix, the Raging Isle cost {2} more to cast.
{3}: Charix gets +X/-X until end of turn, where X is the number of Islands you control.
0 /
17
{3}{U}
Cleaver Skaab
Creature - Zombie Horror
{3}, {T}, Sacrifice another Zombie: Create two tokens that are copies of the sacrificed creature.
2 /
4
{3}
Colfenor's Urn
Artifact
Whenever a creature with toughness 4 or greater is put into your graveyard from the battlefield, you may exile it.
At the beginning of the end step, if three or more cards have been exiled with Colfenor's Urn, sacrifice it. If you do, return those cards to the battlefield under their owner's control.
{1}{U}
Compelling Deterrence
Instant
Return target nonland permanent to its owner's hand. Then that player discards a card if you control a Zombie.
{1}{U}
Corridor Monitor
Artifact Creature - Construct
When Corridor Monitor enters the battlefield, untap target artifact or creature you control.
1 /
4
{U}{U}
Counterspell
Instant
Counter target spell.
{2}
Crashing Drawbridge
Artifact Creature - Wall
Defender
{T}: Creatures you control gain haste until end of turn.
0 /
4
{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
{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.
{3}{U}
Domineering Will
Instant
Target player gains control of up to three target nonattacking creatures until end of turn. Untap those creatures. They block this turn if able.
{2}{U}
Drift of Phantasms
Creature - Spirit
Defender (This creature can't attack.)
Flying
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.)
0 /
5
{3}{U}
Fatestitcher
Creature - Zombie Wizard
{T}: You may tap or untap another target permanent.
Unearth {U} ({U}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)
1 /
2
{3}{U}
Floodgate
Creature - Wall
Defender (This creature can't attack.)
When Floodgate has flying, sacrifice it.
When Floodgate leaves the battlefield, it deals damage equal to half the number of Islands you control, rounded down, to each nonblue creature without flying.
0 /
5
{3}{U}{U}
Geralf's Masterpiece
Creature - Zombie Horror
Flying
Geralf's Masterpiece gets -1/-1 for each card in your hand.
{3}{U}, Discard three cards: Return Geralf's Masterpiece from your graveyard to the battlefield tapped.
7 /
7
{2}{U}
Geralf, Visionary Stitcher
Legendary Creature - Human Wizard
Zombies you control have flying.
{U}, {T}, Sacrifice another nontoken creature: Create an X/X blue Zombie creature token, where X is the sacrificed creature's toughness.
1 /
4
{2}{U}
Glacial Wall
Creature - Wall
Defender (This creature can't attack.)
0 /
7
{2}
Gleaming Barrier
Artifact Creature - Wall
Defender
When Gleaming Barrier dies, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")
0 /
4
{3}
Guardians of Meletis
Artifact Creature - Golem
Defender (This creature can't attack.)
0 /
6
{2}{U}{U}
Havengul Runebinder
Creature - Human Wizard
{2}{U}, {T}, Exile a creature card from your graveyard: Create a 2/2 black Zombie creature token, then put a +1/+1 counter on each Zombie creature you control.
2 /
2
{4}
Hedron Archive
Artifact
{T}: Add {C}{C}.
{2}, {T}, Sacrifice Hedron Archive: Draw two cards.
{4}
Helm of Possession
Artifact
You may choose not to untap Helm of Possession during your untap step.
{2}, {T}, Sacrifice a creature: Gain control of target creature for as long as you control Helm of Possession and Helm of Possession remains tapped.
{2}{U}
Hover Barrier
Creature - Illusion Wall
Defender, flying
0 /
6
--
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}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
{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.)
{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}
Negate
Instant
Counter target noncreature spell.
{3}{U}{U}
Perplexing Test
Instant
Choose one --
• Return all creature tokens to their owners' hands.
• Return all nontoken creatures to their owners' hands.
{3}{U}
Profaner of the Dead
Creature - Naga Wizard
Exploit (When this creature enters the battlefield, you may sacrifice a creature.)
When Profaner of the Dead exploits a creature, return to their owners' hands all creatures your opponents control with toughness less than the exploited creature's toughness.
3 /
3
{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.)
{3}{U}
Ray of Command
Instant
Untap target creature an opponent controls and gain control of it until end of turn. That creature gains haste until end of turn. When you lose control of the creature, tap it.
{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.)
{3}{U}
Reef Worm
Creature - Worm
When Reef Worm dies, create a 3/3 blue Fish creature token with "When this creature dies, create a 6/6 blue Whale creature token with 'When this creature dies, create a 9/9 blue Kraken creature token.'"
0 /
1
{2}{U}{U}
Reins of Power
Instant
Untap all creatures you control and all creatures target opponent controls. You and that opponent each gain control of all creatures the other controls until end of turn. Those creatures gain haste until end of turn.
{1}
Sol Ring
Artifact
{T}: Add {C}{C}.
{4}
Solemn Simulacrum
Artifact Creature - Golem
When Solemn Simulacrum enters the battlefield, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.
When Solemn Simulacrum dies, you may draw a card.
2 /
2
{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
{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.)
{2}
Swiftfoot Boots
Artifact - Equipment
Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control.)
Equip {1}
{4}{U}{U}
Synthetic Destiny
Instant
Exile all creatures you control. At the beginning of the next end step, reveal cards from the top of your library until you reveal that many creature cards, put all creature cards revealed this way onto the battlefield, then shuffle the rest of the revealed cards into your library.
{2}
Thaumatic Compass
Artifact
{3}, {T}: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.
At the beginning of your end step, if you control seven or more lands, transform Thaumatic Compass.
--
Spires of Orazca
Land
(Transforms from Thaumatic Compass.)
{T}: Add {C}.
{T}: Untap target attacking creature an opponent controls and remove it from combat.
--
Tolaria West
Land
Tolaria West enters the battlefield tapped.
{T}: Add {U}.
Transmute {1}{U}{U} ({1}{U}{U}, Discard this card: Search your library for a card with mana value 0, reveal it, put it into your hand, then shuffle. Transmute only as a sorcery.)
{3}
Vedalken Shackles
Artifact
You may choose not to untap Vedalken Shackles during your untap step.
{2}, {T}: Gain control of target creature with power less than or equal to the number of Islands you control for as long as Vedalken Shackles remains tapped.
{2}{U}
Vizier of Tumbling Sands
Creature - Human Cleric
{T}: Untap another target permanent.
Cycling {1}{U} ({1}{U}, Discard this card: Draw a card.)
When you cycle Vizier of Tumbling Sands, untap target permanent.
1 /
3
{1}{U}{U}
Wall of Air
Creature - Wall
Defender, flying (This creature can't attack, and it can block creatures with flying.)
1 /
5
{1}{U}{U}
Wall of Frost
Creature - Wall
Defender
Whenever Wall of Frost blocks a creature, that creature doesn't untap during its controller's next untap step.
0 /
7
{2}
Wall of Junk
Artifact Creature - Wall
Defender (This creature can't attack.)
When Wall of Junk blocks, return it to its owner's hand at end of combat. (Return it only if it's on the battlefield.)
0 /
7
{1}{U}
Wall of Mist
Creature - Wall
Defender
0 /
5
{U}
Wall of Runes
Creature - Wall
Defender (This creature can't attack.)
When Wall of Runes enters the battlefield, scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)
0 /
4
--
War Room
Land
{T}: Add {C}.
{3}, {T}, Pay life equal to the number of colors in your commanders' color identity: Draw a card.
{1}
Wayfarer's Bauble
Artifact
{2}, {T}, Sacrifice Wayfarer's Bauble: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.
{5}{U}{U}
Windreader Sphinx
Creature - Sphinx
Flying
Whenever a creature with flying attacks, you may draw a card.