1 Arcane Lighthouse
1 Bad River
1 Command Tower
1 Dakmor Salvage
1 Dimir Aqueduct
1 Echoing Deeps
1 Fabled Passage
1 Halimar Depths
7 Island
1 Morphic Pool
1 Mystic Sanctuary
1 Nephalia Drownyard
1 Otawara, Soaring City
1 Polluted Delta
1 Prismatic Vista
1 Reliquary Tower
1 Rivendell
1 Sunken Hollow
1 Sunken Palace
5 Swamp
1 Tainted Isle
1 Three Tree City
1 Undercity Sewers
1 Urza's Cave
1 Watery Grave
1 Amphibian Downpour
1 Arcane Signet
1 Benthic Anomaly
1 Breaching Leviathan
1 Case of the Shifting Visage
1 Cephalid Inkmage
1 Charnel Serenade
1 Chart a Course
1 Crabomination
1 Deep-Sea Kraken
1 Deepchannel Mentor
1 Deepfathom Skulker
1 Defossilize
1 Dimir Signet
1 Foil
1 Grappling Kraken
1 Great Whale
1 Gyruda, Doom of Depths
1 Haunting Voyage
1 Hullbreaker Horror
1 Hydroelectric Specimen // Hydroelectric Laboratory
1 Inkwell Leviathan
1 Jeweled Amulet
1 Kederekt Leviathan
1 Lightning Greaves
1 Likeness Looter
1 Mana Drain
1 March of Swirling Mist
1 Marvo, Deep Operative
1 Metamorphosis Fanatic
1 Monstrosity of the Lake
1 Mystic Reflection
1 Mystic Remora
1 Nezahal, Primal Tide
1 Ominous Seas
1 Persist
1 Quest for Ula's Temple
1 Reservoir Kraken
1 Restart Sequence
1 Runo Stromkirk // Krothuss, Lord of the Deep
1 Sapphire Medallion
1 Scattering Stroke
1 Scourge of Fleets
1 Scroll Rack
1 Sea Gate Restoration // Sea Gate, Reborn
1 Sea Scryer
1 Sea-Dasher Octopus
1 Serpent of Yawning Depths
1 Shipbreaker Kraken
1 Sinister Starfish
1 Sink into Stupor // Soporific Springs
1 Slinn Voda, the Rising Deep
1 Sol Ring
1 Spawning Kraken
1 Stormsurge Kraken
1 Stormtide Leviathan
1 Stubborn Denial
1 Submerge
1 Szat's Will
1 Talisman of Dominance
1 The Grim Captain's Locker
1 Titan of Littjara
1 Trench Behemoth
1 Tromokratis
1 Whelming Wave
1 Windfall
Sideboard:
1 Araumi of the Dead Tide
1 Gloomlake Verge
1 Illicit Masquerade
1 Junk Winder
1 Lochmere Serpent
1 Mesmerizing Benthid
1 No One Left Behind
1 Obsessive Stitcher
1 Research the Deep
1 Search for Azcanta // Azcanta, the Sunken Ruin
1 Stitch Together
1 Summon: Leviathan
1 Sword Coast Serpent // Capsizing Wave
1 Walking Sponge
1 Wash Away
1 Whispering Madness
1 Witch's Cottage
1 Writ of Return