28 Island
1 Mystic Sanctuary
1 Nykthos, Shrine to Nyx
1 Reliquary Tower
1 Adaptive Automaton
1 Aetherize
1 Aetherspouts
1 Aqueous Form
1 Bident of Thassa
1 Blustersquall
1 Cryptic Command
1 Cyclonic Rift
1 Deepchannel Mentor
1 Deeproot Waters
1 Door of Destinies
1 Dramatic Reversal
1 Echo of Eons
1 Emperor Mihail II
1 Empress Galina
1 Engulf the Shore
1 Ensnare
1 Equilibrium
1 Glasspool Mimic // Glasspool Shore
1 Harbinger of the Tides
1 Heraldic Banner
1 High Tide
1 Jwari Disruption // Jwari Ruins
1 Kefnet's Monument
1 Kopala, Warden of Waves
1 Lightning Greaves
1 Lord of Atlantis
1 Master of the Pearl Trident
1 Merfolk Sovereign
1 Merfolk Trickster
1 Merrow Commerce
1 Merrow Harbinger
1 Merrow Reejerey
1 Metallic Mimic
1 Perplexing Test
1 Polymorphist's Jest
1 Razorfin Abolisher
1 Reconnaissance Mission
1 Reflections of Littjara
1 Rhystic Study
1 River Sneak
1 River's Rebuke
1 Sapphire Medallion
1 Scourge of Fleets
1 Sea Gate Restoration // Sea Gate, Reborn
1 Seafloor Oracle
1 Seahunter
1 Sigil of Sleep
1 Silundi Vision // Silundi Isle
1 Slinn Voda, the Rising Deep
1 Spectral Deluge
1 Stonybrook Banneret
1 Streambed Aquitects
1 Surgespanner
1 Svyelun of Sea and Sky
1 Swiftfoot Boots
1 Tempest Caller
1 Thada Adel, Acquisitor
1 Thassa, Deep-Dwelling
1 Thassa, God of the Sea
1 Thieving Skydiver
1 Thought Vessel
1 True-Name Nemesis
1 Turnabout
1 Vanquisher's Banner
1 Wake Thrasher
1 Wanderwine Prophets
1 Waterspout Weavers
1 Windfall
1 Wonder
Sideboard:
1 Coralhelm Commander
1 Evacuation
1 Hullbreacher
1 Rootwater Thief
1 Stormtide Leviathan
1 Tide Shaper