1 Crystal Grotto
1 Hidden Cataract
32 Island
1 Remote Isle
1 Skyline Cascade
1 Unknown Shores
1 Aethersnipe
1 Amoeboid Changeling
1 Annul
1 Aquatic Incursion
1 Behold the Unspeakable // Vision of the Unspeakable
1 Brinelin, the Moon Kraken
1 Capture Sphere
1 Chronic Flooding
1 Cloaked Siren
1 Cold-Water Snapper
1 Consuming Tide
1 Covetous Castaway // Ghostly Castigator
1 Deepwater Hypnotist
1 Dive Down
1 Drag Under
1 Dreadwaters
1 Drown in Dreams
1 Eel Umbra
1 Erosion
1 Ethereal Forager
1 Farsight Mask
1 Fleet Swallower
1 Glimmerbell
1 Godhunter Octopus
1 Gush
1 Homarid Explorer
1 Hydrosurge
1 Inga Rune-Eyes
1 Ink Dissolver
1 Jace's Mindseeker
1 Kopala, Warden of Waves
1 Kraken's Eye
1 Long-Finned Skywhale
1 Merfolk Secretkeeper // Venture Deeper
1 Nascent Metamorph
1 Negate
1 Patient Rebuilding
1 Purple-Crystal Crab
1 Ruin Crab
1 Sage of the Falls
1 Scourge of Fleets
1 Seafloor Oracle
1 Siren's Call
1 Slinn Voda, the Rising Deep
1 Spreading Seas
1 Stonybrook Banneret
1 Stormsurge Kraken
1 Svyelun of Sea and Sky
1 Sword Coast Serpent // Capsizing Wave
1 Talrand, Sky Summoner
1 Thassa's Emissary
1 Thought Vessel
1 Time of Ice
1 Tolarian Kraken
1 Towering-Wave Mystic
1 Traumatize
1 Tromokratis
1 Turn the Tide
1 Wall of Water
1 Wave-Wing Elemental
1 Wavecrash Triton
Sideboard: