18 Island
2 Mystic Sanctuary
1 Nykthos, Shrine to Nyx
1 Otawara, Soaring City
2 Brainstorm
1 Caged Sun
1 Counterspell
1 Cyclonic Rift
1 Deep-Sea Kraken
1 Dispel
2 Extraplanar Lens
1 Force of Negation
2 High Tide
1 Hullbreaker Horror
1 Jin-Gitaxias, Progress Tyrant
1 Kairi, the Swirling Sky
1 Kiora Bests the Sea God
2 Kraken of the Straits
2 Lorthos, the Tidemaker
1 Mystic Confluence
1 Mystic Remora
4 Negate
1 Reef Worm
4 Reservoir Kraken
1 Rhystic Study
1 Scourge of Fleets
1 Sea Gate Restoration // Sea Gate, Reborn
1 Serpent of Yawning Depths
1 Shipbreaker Kraken
1 Spell Snare
1 Stormsurge Kraken
1 Stormtide Leviathan
1 Teferi, Temporal Archmage
1 Thassa, God of the Sea
1 Thran Dynamo
2 Tromokratis
2 Whelming Wave
Sideboard:
2 Aetherize
1 Echoing Truth
1 Emblem: Teferi, Temporal Archmage
2 Ensnare
1 Entrancing Melody
6 Fish
1 Fish
2 Flusterstorm
1 Kraken
1 Ravenform
2 Relic of Progenitus
2 Spell Pierce
2 Submerge
1 Whale