1 Coral Atoll
1 Desert of the Mindful
1 Endless Sands
1 Halimar Depths
1 Homeward Path
30 Island
1 Lonely Sandbar
1 Memorial to Genius
1 Mirrorpool
1 Myriad Landscape
1 Reliquary Tower
1 Sea Gate Wreckage
1 Aetherplasm
1 Aethersquall Ancient
1 Aethertide Whale
1 Anticipate
1 Brainstorm
1 Breaching Leviathan
1 Charix, the Raging Isle
1 Chasm Skulker
1 Colossal Whale
1 Counterspell
1 Crush of Tentacles
1 Deep-Sea Kraken
1 Denizen of the Deep
1 Dig Through Time
1 Displacement Wave
1 Dissolve
1 Drag Under
1 Elder Deep-Fiend
1 Engulf the Shore
1 Fleet Swallower
1 Fog Bank
1 Foresee
1 Future Sight
1 Grozoth
1 Guard Gomazoa
1 High Tide
1 In Bolas's Clutches
1 Inkwell Leviathan
1 Insidious Will
1 Kederekt Leviathan
1 Kefnet's Last Word
1 Kefnet's Monument
1 Kiora Bests the Sea God
1 Lorthos, the Tidemaker
1 Mesmerizing Benthid
1 Mystic Confluence
1 Nadir Kraken
1 Negate
1 Opt
1 Overwhelming Intellect
1 Pearl Lake Ancient
1 Pull from Tomorrow
1 Quest for Ula's Temple
1 Reef Worm
1 Research the Deep
1 Scourge of Fleets
1 Sea-Dasher Octopus
1 Serum Visions
1 Shipbreaker Kraken
1 Sigiled Starfish
1 Sol Ring
1 Spreading Seas
1 Stormsurge Kraken
1 Stormtide Leviathan
1 Swan Song
1 Tightening Coils
1 Tromokratis
1 Whelming Wave
1 Whirlpool Whelm
Sideboard:
1 Archetype of Imagination
1 Flow of Ideas
1 Hullbreaker Horror
1 Octoprophet
1 Reservoir Kraken
1 Serpent of the Endless Sea
1 Serpent of Yawning Depths
1 Shark Typhoon
1 Slinn Voda, the Rising Deep
1 Spawning Kraken
1 Tidal Kraken