At the beginning of your upkeep, mill a card. If an instant or sorcery card was milled this way, transform Aberrant Researcher.
3 /
2
--
Perfected Form
Creature - Insect Horror
Flying
3 /
2
{3}{U}{U}
Aven Surveyor
Creature - Bird Scout
Flying
When Aven Surveyor enters the battlefield, choose one --
• Put a +1/+1 counter on Aven Surveyor.
• Return target creature to its owner's hand.
2 /
2
{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.
{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
{1}{U}
Cleric of Chill Depths
Creature - Merfolk Cleric
Whenever Cleric of Chill Depths blocks a creature, that creature doesn't untap during its controller's next untap step.
1 /
3
{1}{U}
Cleric of Chill Depths
Creature - Merfolk Cleric
Whenever Cleric of Chill Depths blocks a creature, that creature doesn't untap during its controller's next untap step.
1 /
3
{1}{U}
Cleric of Chill Depths
Creature - Merfolk Cleric
Whenever Cleric of Chill Depths blocks a creature, that creature doesn't untap during its controller's next untap step.
1 /
3
{2}{U}
Cunning Geysermage
Creature - Human Wizard
Kicker {2}{U} (You may pay an additional {2}{U} as you cast this spell.)
When Cunning Geysermage enters the battlefield, if it was kicked, return up to one other target creature to its owner's hand.
3 /
2
{U}
Dazzling Lights
Instant
Target creature gets -3/-0 until end of turn.
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.)
{X}{U}{U}
Displacement Wave
Sorcery
Return all nonland permanents with mana value X or less to their owners' hands.
{3}{U}{U}
Enthralling Hold
Enchantment - Aura
Enchant creature
You can't choose an untapped creature as this spell's target as you cast it.
You control enchanted creature.
{3}{U}{U}
Enthralling Hold
Enchantment - Aura
Enchant creature
You can't choose an untapped creature as this spell's target as you cast it.
You control enchanted creature.
{1}{U}
Faerie Duelist
Creature - Faerie Rogue
Flash
Flying
When Faerie Duelist enters the battlefield, target creature an opponent controls gets -2/-0 until end of turn.
1 /
2
{2}{U}
Frost Breath
Instant
Tap up to two target creatures. Those creatures don't untap during their controller's next untap step.
{1}{U}
Frost Walker
Creature - Elemental
When Frost Walker becomes the target of a spell or ability, sacrifice it.
4 /
1
{3}{U}
Gurmag Drowner
Creature - Naga Wizard
Exploit (When this creature enters the battlefield, you may sacrifice a creature.)
When Gurmag Drowner exploits a creature, look at the top four cards of your library. Put one of them into your hand and the rest into your graveyard.
2 /
4
--
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
{2}{U}
Library Larcenist
Creature - Merfolk Rogue
Whenever Library Larcenist attacks, draw a card.
1 /
2
{2}{U}
Risen Riptide
Creature - Elemental
Whenever you cast a kicked spell, Risen Riptide has base power and toughness 5/5 until end of turn.
0 /
5
{2}{U}
Risen Riptide
Creature - Elemental
Whenever you cast a kicked spell, Risen Riptide has base power and toughness 5/5 until end of turn.
0 /
5
{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
{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
{U}
Shell Shield
Instant
Kicker {1} (You may pay an additional {1} as you cast this spell.)
Target creature you control gets +0/+3 until end of turn. If this spell was kicked, that creature also gains hexproof until end of turn. (It can't be the target of spells or abilities your opponents control.)
{U}
Shell Shield
Instant
Kicker {1} (You may pay an additional {1} as you cast this spell.)
Target creature you control gets +0/+3 until end of turn. If this spell was kicked, that creature also gains hexproof until end of turn. (It can't be the target of spells or abilities your opponents control.)
{U}
Shell Shield
Instant
Kicker {1} (You may pay an additional {1} as you cast this spell.)
Target creature you control gets +0/+3 until end of turn. If this spell was kicked, that creature also gains hexproof until end of turn. (It can't be the target of spells or abilities your opponents control.)
{U}
Sidisi's Faithful
Creature - Naga Wizard
Exploit (When this creature enters the battlefield, you may sacrifice a creature.)
When Sidisi's Faithful exploits a creature, return target creature to its owner's hand.
0 /
4
{2}{U}
Silumgar Spell-Eater
Creature - Naga Wizard
Megamorph {4}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)
When Silumgar Spell-Eater is turned face up, counter target spell unless its controller pays {3}.
2 /
3
{1}{U}
Skyclave Squid
Creature - Squid
Defender
Landfall -- Whenever a land enters the battlefield under your control, Skyclave Squid can attack this turn as though it didn't have defender.
3 /
2
{5}{U}{U}
Spined Megalodon
Creature - Shark
Hexproof (This creature can't be the target of spells or abilities your opponents control.)
Whenever Spined Megalodon attacks, scry 1. (Look at the top card of your library. You may put that card on the bottom.)
5 /
7
{2}{U}
Stitched Mangler
Creature - Zombie Horror
Stitched Mangler enters the battlefield tapped.
When Stitched Mangler enters the battlefield, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step.
2 /
3
{2}{U}
Stitched Mangler
Creature - Zombie Horror
Stitched Mangler enters the battlefield tapped.
When Stitched Mangler enters the battlefield, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step.
2 /
3
{4}{U}
Stormrider Spirit
Creature - Spirit
Flash
Flying
3 /
3
{4}{U}
Stormrider Spirit
Creature - Spirit
Flash
Flying
3 /
3
{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
{5}{U}{U}
Waker of Waves
Creature - Whale
Creatures your opponents control get -1/-0.
{1}{U}, Discard Waker of Waves: Look at the top two cards of your library. Put one of them into your hand and the other into your graveyard.
7 /
7
{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
{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
{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
{2}{U}
Wavecrash Triton
Creature - Merfolk Wizard
Heroic -- Whenever you cast a spell that targets Wavecrash Triton, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step.