1 Castle Vantress
1 Coral Atoll
1 Halimar Depths
1 Memorial to Genius
1 Mouth of Ronom
1 Myriad Landscape
1 Rogue's Passage
1 Skyline Cascade
25 Snow-Covered Island
1 Soaring Seacliff
1 Ancient Crab
1 Anticipate
1 Armored Cancrix
1 Beyeen Veil // Beyeen Coast
1 Burnished Hart
1 Catalog
1 Charisma
1 Charix, the Raging Isle
1 Chromeshell Crab
1 Crystacean
1 Drag Under
1 Eddymurk Crab
1 Eluge, the Shoreless Sea
1 Engulf the Shore
1 Fortress Crab
1 Frogify
1 Hard Evidence
1 Haunted Cloak
1 Hedron Crab
1 Hermetic Study
1 Hightide Hermit
1 Horseshoe Crab
1 Hullbreaker Horror
1 Iceberg Cancrix
1 Icebreaker Kraken
1 Ichthyomorphosis
1 Imprisoned in the Moon
1 Impulse
1 Jace, Unraveler of Secrets
1 Kasmina, Enigmatic Mentor
1 Kefnet's Monument
1 Kraken's Eye
1 Marit Lage's Slumber
1 Mirrorshell Crab
1 Monastery Siege
1 Mu Yanling, Sky Dancer
1 Mulldrifter
1 Mystic Confluence
1 Omen of the Sea
1 Ponder
1 Preordain
1 Purple-Crystal Crab
1 Replicated Ring
1 Replicating Ring
1 Retreat to Coralhelm
1 Ruin Crab
1 Scour All Possibilities
1 Scourge of Fleets
1 Scuttletide
1 Serpent of the Endless Sea
1 Shadowspear
1 Shipbreaker Kraken
1 Skitter Eel
1 Skittering Crustacean
1 Skittering Surveyor
1 Solemn Simulacrum
1 Spectral Deluge
1 Supreme Will
1 Sweep Away
1 Swiftfoot Boots
1 Telling Time
1 Thassa, God of the Sea
1 Thassa's Emissary
1 Voyage's End
1 Wash Out
1 Wishcoin Crab
1 Witching Well
1 Wonder
Sideboard:
1 Crab
1 Emblem: Mu Yanling, Sky Dancer