1 Bojuka Bog
1 Choked Estuary
1 Command Tower
1 Dark Depths
1 Darkwater Catacombs
1 Dreadship Reef
1 Drowned Catacomb
1 Frost Marsh
1 Ice Tunnel
1 Mouth of Ronom
1 Mystic Sanctuary
1 Nephalia Drownyard
1 Rogue's Passage
1 Scrying Sheets
1 Shimmerdrift Vale
1 Shipwreck Marsh
12 Snow-Covered Island
8 Snow-Covered Swamp
1 Sunken Hollow
1 Tainted Isle
1 Watery Grave
1 Aboshan's Desire
1 Arcane Signet
1 Blanket of Night
1 Callous Oppressor
1 Cephalid Broker
1 Cephalid Facetaker
1 Cephalid Looter
1 Charix, the Raging Isle
1 Coldsteel Heart
1 Countersquall
1 Crush of Tentacles
1 Dimir Cluestone
1 Dimir Signet
1 Drown in Dreams
1 Drown in the Loch
1 Engulf the Shore
1 Extract from Darkness
1 Filter Out
1 Fleet Swallower
1 Fractured Sanity
1 Frozen Aether
1 Glimpse the Unthinkable
1 Gyruda, Doom of Depths
1 Hedron Crab
1 High Tide
1 Hullbreaker Horror
1 Iceberg Cancrix
1 Jwari Disruption // Jwari Ruins
1 Maddening Cacophony
1 Marit Lage's Slumber
1 Memory Lapse
1 Memory Plunder
1 Mind Grind
1 Mind Stone
1 Mindcrank
1 Nemesis of Reason
1 Nezahal, Primal Tide
1 Ominous Seas
1 Paranoid Delusions
1 Phenax, God of Deception
1 Psychic Strike
1 Quest for Ula's Temple
1 Reef Worm
1 Ruin Crab
1 Runo Stromkirk // Krothuss, Lord of the Deep
1 Scourge of Fleets
1 Serpent of Yawning Depths
1 Shark Typhoon
1 Sol Ring
1 Spawning Kraken
1 Spreading Seas
1 Stormsurge Kraken
1 Stormtide Leviathan
1 Thassa, God of the Sea
1 Thought Collapse
1 Tidal Barracuda
1 Traumatize
1 Wash Away
1 Whelming Wave
1 Whispersilk Cloak
1 Wrexial, the Risen Deep
Sideboard:
1 Aboshan, Cephalid Emperor
1 Araumi of the Dead Tide
1 Bident of Thassa
1 Cephalid Aristocrat
1 Cephalid Vandal
1 Chasm Skulker
1 Conspiracy
1 Consuming Tide
1 Diluvian Primordial
1 Evil Presence
1 Filth
1 Fishliver Oil
1 Icebind Pillar
1 Icebreaker Kraken
1 Kiora Bests the Sea God
1 Leshrac's Rite
1 Levitation
1 Lier, Disciple of the Drowned
1 Mirrorshell Crab
1 Nadir Kraken
1 Shield Broker
1 Slinn Voda, the Rising Deep
1 Tasha's Hideous Laughter
1 Thassa, Deep-Dwelling
1 Thassa's Oracle
1 Urborg, Tomb of Yawgmoth
1 Willbreaker