Flash (You may cast this spell any time you could cast an instant.)
Enchant creature
When Capture Sphere enters the battlefield, tap enchanted creature.
Enchanted creature doesn't untap during its controller's untap step.
{3}{U}
Capture Sphere
Enchantment - Aura
Flash (You may cast this spell any time you could cast an instant.)
Enchant creature
When Capture Sphere enters the battlefield, tap enchanted creature.
Enchanted creature doesn't untap during its controller's untap step.
{3}{U}
Capture Sphere
Enchantment - Aura
Flash (You may cast this spell any time you could cast an instant.)
Enchant creature
When Capture Sphere enters the battlefield, tap enchanted creature.
Enchanted creature doesn't untap during its controller's untap step.
{4}{U}
Cloudreader Sphinx
Creature - Sphinx
Flying
When Cloudreader Sphinx enters the battlefield, 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.)
3 /
4
{5}{U}{U}
Cryptic Serpent
Creature - Serpent
This spell costs {1} less to cast for each instant and sorcery card in your graveyard.
6 /
5
{U}
Curiosity
Enchantment - Aura
Enchant creature
Whenever enchanted creature deals damage to an opponent, you may draw a card.
{1}{U}
Departed Deckhand
Creature - Spirit Pirate
When Departed Deckhand becomes the target of a spell, sacrifice it.
Departed Deckhand can't be blocked except by Spirits.
{3}{U}: Another target creature you control can't be blocked this turn except by Spirits.
2 /
2
{2}{U}
Frost Breath
Instant
Tap up to two target creatures. Those creatures don't untap during their controller's next untap step.
--
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}.)
{2}{U}
Library Larcenist
Creature - Merfolk Rogue
Whenever Library Larcenist attacks, draw a card.
1 /
2
{1}{U}
Mystic Archaeologist
Creature - Human Wizard
{3}{U}{U}: Draw two cards.
2 /
1
{2}{U}
Nebelgast Herald
Creature - Spirit
Flash (You may cast this spell any time you could cast an instant.)
Flying
Whenever Nebelgast Herald or another Spirit enters the battlefield under your control, tap target creature an opponent controls.
2 /
1
{3}{U}
Octoprophet
Creature - Octopus
When Octoprophet enters the battlefield, 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.)
3 /
3
{4}{U}
Omnispell Adept
Creature - Human Wizard
{2}{U}, {T}: You may cast an instant or sorcery spell from your hand without paying its mana cost.
3 /
4
{3}{U}
Oneirophage
Creature - Squid Illusion
Flying
Whenever you draw a card, put a +1/+1 counter on Oneirophage.
1 /
2
{U}
Opt
Instant
Scry 1.
Draw a card.
{U}
Opt
Instant
Scry 1.
Draw a card.
{5}{U}{U}
Pursued Whale
Creature - Whale
When Pursued Whale enters the battlefield, each opponent creates a 1/1 red Pirate creature token with "This creature can't block" and "Creatures you control attack each combat if able."
Spells your opponents cast that target Pursued Whale cost {3} more to cast.
8 /
8
{1}{U}
Rattlechains
Creature - Spirit
Flash
Flying
When Rattlechains enters the battlefield, target Spirit gains hexproof until end of turn.
You may cast Spirit spells as though they had flash.
2 /
1
{X}{U}
Read the Runes
Instant
Draw X cards. For each card drawn this way, discard a card unless you sacrifice a permanent.
{5}{U}
Read the Tides
Sorcery
Choose one --
• Draw three cards.
• Return up to two target creatures to their owners' hands.
{2}{U}{U}
Rewind
Instant
Counter target spell. Untap up to four lands.
{3}{U}{U}
Roaming Ghostlight
Creature - Spirit
Flying
When Roaming Ghostlight enters the battlefield, return up to one target non-Spirit creature to its owner's hand.
3 /
2
{U}
Rookie Mistake
Instant
Until end of turn, target creature gets +0/+2 and another target creature gets -2/-0.
{2}
Runed Servitor
Artifact Creature - Construct
When Runed Servitor dies, each player draws a card.
2 /
2
{1}{U}
Sage's Row Savant
Creature - Vedalken Wizard
When Sage's Row Savant enters the battlefield, scry 2.
2 /
1
{1}{U}
Shacklegeist
Creature - Spirit
Flying
Shacklegeist can block only creatures with flying.
Tap two untapped Spirits you control: Tap target creature you don't control.
2 /
2
{3}{U}{U}
Shipwreck Dowser
Creature - Merfolk Wizard
Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)
When Shipwreck Dowser enters the battlefield, return target instant or sorcery card from your graveyard to your hand.
3 /
3
{1}{U}
Sigiled Starfish
Creature - Starfish
{T}: Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)
0 /
3
{2}
Suspicious Bookcase
Artifact Creature - Wall
Defender
{3}, {T}: Target creature can't be blocked this turn.
0 /
4
{2}{U}
Sweep Away
Instant
Return target creature to its owner's hand. If that creature is attacking, you may put it on top of its owner's library instead.
{2}{U}{U}
Talrand's Invocation
Sorcery
Create two 2/2 blue Drake creature tokens with flying.
{2}{U}
Teferi's Protege
Creature - Human Wizard
{1}{U}, {T}: Draw a card, then discard a card.
2 /
3
--
Thriving Isle
Land
Thriving Isle enters the battlefield tapped.
As Thriving Isle enters the battlefield, choose a color other than blue.
{T}: Add {U} or one mana of the chosen color.
--
Thriving Isle
Land
Thriving Isle enters the battlefield tapped.
As Thriving Isle enters the battlefield, choose a color other than blue.
{T}: Add {U} or one mana of the chosen color.
--
Thriving Isle
Land
Thriving Isle enters the battlefield tapped.
As Thriving Isle enters the battlefield, choose a color other than blue.
{T}: Add {U} or one mana of the chosen color.
--
Thriving Isle
Land
Thriving Isle enters the battlefield tapped.
As Thriving Isle enters the battlefield, choose a color other than blue.
{T}: Add {U} or one mana of the chosen color.
{4}{U}{U}
Tolarian Kraken
Creature - Kraken
Whenever you draw a card, you may pay {1}. When you do, you may tap or untap target creature.
4 /
6
{3}{U}
Tome Anima
Creature - Spirit
Tome Anima can't be blocked as long as you've drawn two or more cards this turn.
3 /
3
{3}{U}
Tome Anima
Creature - Spirit
Tome Anima can't be blocked as long as you've drawn two or more cards this turn.