1 Bad River
1 Gloomlake Verge
1 Polluted Delta
1 Tainted Isle
1 Undercity Sewers
1 Watery Grave
1 Animate Dead
1 Arcane Denial
1 Brinelin, the Moon Kraken
1 Buried Alive
1 Caelorna, Coral Tyrant
1 Careful Study
1 Cephalid Facetaker
1 Charix, the Raging Isle
1 Damnation
1 Dark Ritual
1 Entomb
1 Final Parting
1 Floodgate
1 Incarnation Technique
1 Insatiable Avarice
1 Jace, the Mind Sculptor
1 Necromancy
1 Obsessive Stitcher
1 Perplex
1 Propaganda
1 Quest for Ula's Temple
1 Reanimate
1 Ripples of Undeath
1 Sensei's Divining Top
1 Serpent of Yawning Depths
1 Shield Broker
1 Spawning Kraken
1 Striped Riverwinder
1 The Everflowing Well // The Myriad Pools
1 The Grim Captain's Locker
1 The Watcher in the Water
Sideboard:
1 Arcane Signet
1 Archetype of Imagination
1 Archmage's Charm
1 Beseech the Queen
1 Brainstorm
1 Choked Estuary
1 Chromatic Lantern
1 Counterspell
1 Darkwater Catacombs
1 Deep-Sea Kraken
1 Dimir Aqueduct
1 Dimir Signet
1 Drowned Catacomb
1 Elder Deep-Fiend
1 Feed the Swarm
1 Fetid Pools
1 Glasspool Mimic // Glasspool Shore
1 Gyruda, Doom of Depths
10 Island
1 Mind Stone
1 Nadir Kraken
1 Ominous Seas
1 Otherworldly Gaze
1 Pongify
1 Port of Karfell
1 Restless Reef
1 Runo Stromkirk // Krothuss, Lord of the Deep
1 Sea-Dasher Octopus
1 Search for Azcanta // Azcanta, the Sunken Ruin
1 Shipwreck Marsh
1 Sign in Blood
1 Sol Ring
1 Stitch Together
1 Stormtide Leviathan
1 Sunken Hollow
10 Swamp
1 Talisman of Dominance
1 Temple of Deceit
1 Thing in the Ice // Awoken Horror
1 Thought Vessel
1 Thran Dynamo
1 Underground River
1 Unmarked Grave
1 Whelming Wave
1 Wrexial, the Risen Deep