1 Academy Ruins
1 Clearwater Pathway // Murkwater Pathway
1 Command Tower
1 Darkwater Catacombs
1 Dimir Aqueduct
1 Drowned Catacomb
1 Ice Tunnel
1 Inventors' Fair
14 Snow-Covered Island
11 Snow-Covered Swamp
1 Spire of Industry
1 Sunken Hollow
1 Tainted Isle
1 Underground River
1 Watery Grave
1 Arcane Denial
1 Arcane Signet
1 Augury Owl
1 Benthic Behemoth
1 Brainstorm
1 Breaching Leviathan
1 Chromatic Orrery
1 Compulsive Research
1 Deep-Sea Kraken
1 Dimir Signet
1 Emry, Lurker of the Loch
1 Fellwar Stone
1 Fierce Guardianship
1 Fractured Powerstone
1 Go for the Throat
1 Gyruda, Doom of Depths
1 Hullbreaker Horror
1 Icebreaker Kraken
1 Infernal Grasp
1 Junk Winder
1 Kiora Bests the Sea God
1 Lochmere Serpent
1 Mind Stone
1 Nadir Kraken
1 Negate
1 Otherworldly Gaze
1 Pearl Lake Ancient
1 Phyrexian Metamorph
1 Pongify
1 Prismatic Lens
1 Quest for Ula's Temple
1 Rapid Hybridization
1 Reality Shift
1 Rot-Tide Gargantua
1 Runo Stromkirk // Krothuss, Lord of the Deep
1 Sage Owl
1 Sapphire Medallion
1 Scourge of Fleets
1 Sea-Dasher Octopus
1 Serpent of Yawning Depths
1 Shipbreaker Kraken
1 Slinn Voda, the Rising Deep
1 Sol Ring
1 Sol Talisman
1 Spawning Kraken
1 Stitcher's Supplier
1 Stormsurge Kraken
1 Stormtide Leviathan
1 Swiftfoot Boots
1 Talisman of Dominance
1 Thassa's Oracle
1 Thought Vessel
1 Thran Dynamo
1 Thryx, the Sudden Storm
1 Tidal Kraken
1 Tolarian Kraken
1 Trench Behemoth
1 Trench Gorger
1 Wayfarer's Bauble
1 Whelming Wave
1 Wishclaw Talisman
1 Wrexial, the Risen Deep
Sideboard:
1 Brinelin, the Moon Kraken
1 Etherium Sculptor
1 Feed the Swarm
1 Inkwell Leviathan
1 Leaden Myr
1 Moonsilver Key
1 Octavia, Living Thesis
1 Ornithopter of Paradise
1 Palladium Myr
1 River Serpent
1 Rush of Knowledge
1 Silver Myr
1 Unmarked Grave