1 Bonders' Enclave
1 Castle Vantress
1 Deserted Temple
1 Halimar Depths
23 Island
1 Isolated Watchtower
1 Lonely Sandbar
1 Minamo, School at Water's Edge
1 Myriad Landscape
1 Nykthos, Shrine to Nyx
1 Reliquary Tower
1 Saprazzan Cove
1 Temple of the False God
1 Terrain Generator
1 Aetherplasm
1 Armillary Sphere
1 Bident of Thassa
1 Breaching Leviathan
1 Brinelin, the Moon Kraken
1 Caged Sun
1 Charix, the Raging Isle
1 Consuming Tide
1 Counterspell
1 Crush of Tentacles
1 Cryptic Command
1 Cyclonic Rift
1 Deep-Sea Kraken
1 Deepchannel Mentor
1 Defiler of Dreams
1 Denizen of the Deep
1 Disallow
1 Displacement Wave
1 Dissipation Field
1 Drain Power
1 Eluge, the Shoreless Sea
1 Empowered Autogenerator
1 Energy Tap
1 Engulf the Shore
1 Flood of Tears
1 Flow of Ideas
1 Grappling Kraken
1 Harbor Serpent
1 High Tide
1 Hullbreaker Horror
1 Inkwell Leviathan
1 Inundate
1 Kederekt Leviathan
1 Kiora Bests the Sea God
1 Kira, Great Glass-Spinner
1 Kraken of the Straits
1 Leadership Vacuum
1 Lorthos, the Tidemaker
1 Mesmerizing Benthid
1 Mnemonic Wall
1 Monstrosity of the Lake
1 Nadir Kraken
1 Nyx Lotus
1 Ominous Seas
1 Overwhelming Denial
1 Pearl Lake Ancient
1 Quest for Ula's Temple
1 Quicksilver Amulet
1 Reservoir Kraken
1 Rhystic Study
1 Scourge of Fleets
1 Sea-Dasher Octopus
1 Sealock Monster
1 Serpent of the Endless Sea
1 Serpent of Yawning Depths
1 Shipbreaker Kraken
1 Slinn Voda, the Rising Deep
1 Sol Ring
1 Spawning Kraken
1 Spectral Deluge
1 Stormsurge Kraken
1 Stormtide Leviathan
1 Streambed Aquitects
1 Teferi's Veil
1 Thassa, God of the Sea
1 Thassa's Rebuff
1 Thought Reflection
1 Trench Behemoth
1 Tromokratis
1 Whelming Wave
1 Wormhole Serpent
Sideboard:
1 Academy Ruins
1 Acquisition Octopus
1 Aether Vial
1 Altar of the Pantheon
1 Apprentice Wizard
1 Aquitect's Will
1 Arcane Artisan
1 Archetype of Imagination
1 Archipelagore
1 Back from the Brink
1 Back to Basics
1 Benthic Behemoth
1 Blue Mana Battery
1 Braids, Conjurer Adept
1 Breaking Wave
1 Chasm Skulker
1 Citanul Flute
1 Colossal Whale
1 Compulsion
1 Coral Atoll
1 Counterbalance
1 Counterlash
1 Cryptic Serpent
1 Customs Depot
1 Daze
1 Deathrender
1 Deep Spawn
1 Deep-Sea Serpent
1 Deep-Sea Terror
1 Dig Through Time
1 Dispersal Shield
1 Dissolve
1 Doubling Cube
1 Dragon Throne of Tarkir
1 Dream Halls
1 Dreamscape Artist
1 Dreamwinder
1 Elder Deep-Fiend
1 Equilibrium
1 Exhaustion
1 Expedition Map
1 Extraplanar Lens
1 Fabricate
1 Floodchaser
1 Frozen Aether
1 Gauntlet of Power
1 Gemstone Array
1 Ghirapur Orrery
1 Giant Octopus
1 Gilded Lotus
1 Godhunter Octopus
1 Grozoth
1 Guardian of Tazeem
1 Gush
1 Hall of Triumph
1 Hands of Binding
1 Heightened Awareness
1 Honden of Seeing Winds
1 Inexorable Tide
1 Interdict
1 Interpret the Signs
1 Isleback Spawn
1 Isochron Scepter
1 Jace, Arcane Strategist
1 Jace, Unraveler of Secrets
1 Jokulmorder
1 Journeyer's Kite
1 Kefnet the Mindful
1 Kefnet's Monument
1 Khalni Gem
1 Kraken Hatchling
1 Kukemssa Serpent
1 Leviathan
1 Leyline of Anticipation
1 Lingering Mirage
1 Mana Drain
1 Mana Short
1 Marjhan
1 Mass Diminish
1 Mercadian Lift
1 Military Intelligence
1 Mind Bend
1 Mind Unbound
1 Mind's Eye
1 Mizzium Skin
1 Moonring Island
1 Mystic Confluence
1 Octavia, Living Thesis
1 Part Water
1 Patron of the Moon
1 Piracy
1 Polar Kraken
1 Political Trickery
1 Polymorphist's Jest
1 Precognition
1 Propaganda
1 Quicksilver Fountain
1 Reconnaissance Mission
1 Reef Shaman
1 Reef Worm
1 Rewind
1 Rhystic Deluge
1 Ring of Evos Isle
1 Rush of Knowledge
1 Sand Silos
1 Sand Squid
1 Sandals of Abdallah
1 Sandbar Serpent
1 Sapphire Medallion
1 Scrapdiver Serpent
1 Sea Monster
1 Sea Serpent
1 Sea's Claim
1 Seasinger
1 Segovian Leviathan
1 Shimmer
1 Shoal Serpent
1 Shrouded Serpent
1 Sleep
1 Slipstream Serpent
1 Sliptide Serpent
1 Snowfall
1 Soaring Seacliff
1 Soldevi Excavations
1 Soothsaying
1 Soul Barrier
1 Spire Serpent
1 Spreading Seas
1 Standstill
1 Steelclad Serpent
1 Stifle
1 Striped Riverwinder
1 Submerge
1 Summoner's Egg
1 Teferi, Master of Time
1 Teferi, Timeless Voyager
1 Teferi's Ageless Insight
1 Telepathy
1 Temporal Aperture
1 Thassa's Intervention
1 Thassa's Ire
1 The Watcher in the Water
1 Thing from the Deep
1 Thousand Winds
1 Thundercloud Elemental
1 Tidal Kraken
1 Tidal Warrior
1 Tolarian Kraken
1 Tolarian Serpent
1 Tolarian Terror
1 Trench Gorger
1 Trickbind
1 Turn Aside
1 Turnabout
1 Vedalken Orrery
1 Vedalken Shackles
1 Veiled Serpent
1 Vodalian Serpent
1 War Barge
1 War Room
1 War Tax
1 Wash Out
1 Wayfarer's Bauble
1 Well of Ideas
1 Winding Canyons
1 Wonder