1 Choked Estuary
1 Command Tower
1 Drowned Catacomb
1 Evolving Wilds
1 Fetid Pools
1 Frost Marsh
1 Ice Tunnel
1 Morphic Pool
1 Port of Karfell
1 Shipwreck Marsh
11 Snow-Covered Island
10 Snow-Covered Swamp
1 Submerged Boneyard
1 Sunken Hollow
1 Tainted Isle
1 Terramorphic Expanse
1 Underground River
1 Aquitect's Will
1 Arcane Signet
1 Benthic Explorers
1 Bident of Thassa
1 Black Market Connections
1 Brainstorm
1 Colossal Whale
1 Connive // Concoct
1 Consider
1 Decanter of Endless Water
1 Deep-Sea Kraken
1 Deepchannel Mentor
1 Diabolic Servitude
1 Dragon Wings
1 Drake-Skull Cameo
1 Eat to Extinction
1 Emperor Mihail II
1 Empress Galina
1 Entreat the Dead
1 Exhume
1 Extract from Darkness
1 Forensic Researcher
1 Great Whale
1 Gyruda, Doom of Depths
1 Hedron Archive
1 Hullbreaker Horror
1 Icebreaker Kraken
1 Jet Medallion
1 Kiora Bests the Sea God
1 Kiora, the Rising Tide
1 Lord of Atlantis
1 Mana Drain
1 Marvo, Deep Operative
1 Master of the Pearl Trident
1 Master of Waves
1 Merfolk Sovereign
1 Mystic Remora
1 Persist
1 Quest for Ula's Temple
1 Quicksilver Amulet
1 Runo Stromkirk // Krothuss, Lord of the Deep
1 Sapphire Medallion
1 Scourge of Fleets
1 Sea Scryer
1 Sea-Dasher Octopus
1 Seafloor Oracle
1 Search for Azcanta // Azcanta, the Sunken Ruin
1 Serpent of Yawning Depths
1 Slinn Voda, the Rising Deep
1 Sol Ring
1 Spawning Kraken
1 Stormtide Leviathan
1 Striped Riverwinder
1 Svyelun of Sea and Sky
1 Sygg, River Cutthroat
1 Talisman of Dominance
1 Thassa, God of the Sea
1 Think Tank
1 Thran Dynamo
1 Tide Shaper
1 Whelming Wave
1 Will of the Abzan
1 Winternight Stories
1 Wrexial, the Risen Deep
Sideboard:
1 Inkwell Leviathan
1 Kraken of the Straits
1 Pearl Lake Ancient
1 Shrouded Serpent
1 Trench Gorger
1 Wanderwine Prophets