1 Air Elemental
1 Alirios, Enraptured
1 Boreal Elemental
1 Brine Giant
1 Callaphe, Beloved of the Sea
1 Clear the Mind
1 Eidolon of Philosophy
1 Frilled Sea Serpent
1 Kasmina, Enigmatic Mentor
1 Nadir Kraken
1 Octoprophet
1 Screaming Shield
2 Serpent of Yawning Depths
3 Shoal Kraken
1 Thought Collapse
1 Thryx, the Sudden Storm
2 Wall of Lost Thoughts
1 Witness of Tomorrows
Sideboard:
1 Ashiok's Skulker
1 Devourer of Memory
1 Dream Trawler
1 Kiora's Dambreaker