33 Island
1 Nykthos, Shrine to Nyx
1 Reliquary Tower
1 Rogue's Passage
1 Arcane Denial
1 Bident of Thassa
1 Blue Sun's Zenith
1 Breaching Leviathan
1 Caged Sun
1 Capsize
1 Chasm Skulker
1 Colossal Whale
1 Counterspell
1 Cyclonic Rift
1 Deadeye Navigator
1 Deep-Sea Kraken
1 Deepchannel Mentor
1 Dissipate
1 Engulf the Shore
1 Everflowing Chalice
1 Extraplanar Lens
1 Flow of Ideas
1 Fog Bank
1 Gauntlet of Power
1 Gilded Lotus
1 Guard Gomazoa
1 Hedron Archive
1 High Tide
1 Inkwell Leviathan
1 Inundate
1 Kederekt Leviathan
1 Lightning Greaves
1 Lorthos, the Tidemaker
1 Man-o'-War
1 Master of Waves
1 Mind Stone
1 Mulldrifter
1 Pearl Lake Ancient
1 Pongify
1 Propaganda
1 Rapid Hybridization
1 Reef Worm
1 Rhystic Study
1 Rite of Replication
1 Sapphire Medallion
1 Scourge of Fleets
1 Seasinger
1 Shipbreaker Kraken
1 Sol Ring
1 Solemn Simulacrum
1 Spell Crumple
1 Stormsurge Kraken
1 Stormtide Leviathan
1 Stroke of Genius
1 Summary Dismissal
1 Swan Song
1 Swiftfoot Boots
1 Talrand, Sky Summoner
1 Thada Adel, Acquisitor
1 Thassa, God of the Sea
1 Thassa's Emissary
1 Thassa's Rebuff
1 Thought Vessel
1 Thran Dynamo
1 Treasure Cruise
1 Tromokratis
1 Wash Out
1 Whelming Wave
Sideboard:
1 Aetherize
1 Aetherspouts
1 Aethersquall Ancient
1 Brainstorm
1 Coastal Breach
1 Coastal Piracy
1 Crush of Tentacles
1 Disdainful Stroke
1 Displacement Wave
1 Fact or Fiction
1 Mystic Confluence
1 Mystical Tutor
1 Quest for Ula's Temple
1 Rush of Knowledge
1 Thing in the Ice // Awoken Horror
1 Worn Powerstone