1 Blighted Cataract
1 Command Tower
1 Conduit Pylons
1 Drowned Catacomb
15 Island
1 Mortuary Mire
1 Sunken Hollow
15 Swamp
1 Temple of Deceit
1 Tocasia's Dig Site
1 Arcane Signet
1 Archipelagore
1 As Foretold
1 Blood for Bones
1 Brainsurge
1 Brinelin, the Moon Kraken
1 Bringer of the Last Gift
1 Buried Alive
1 Capture of Jingzhou
1 Carrion Grub
1 Charix, the Raging Isle
1 Commander's Sphere
1 Corpse Churn
1 Counterspell
1 Creeping Dread
1 Crow of Dark Tidings
1 Demonic Tutor
1 Demonlord Belzenlok
1 Dimir Cluestone
1 Dimir Signet
1 Dream Eater
1 Drowner of Hope
1 Drownyard Lurker
1 Evacuation
1 Feed the Swarm
1 Flare of Malice
1 Founding the Third Path
1 Go for the Throat
1 Gyruda, Doom of Depths
1 Hollow Marauder
1 Hullbreaker Horror
1 It Doesn't Add Up
1 Lavaspur Boots
1 Liquimetal Torque
1 Lively Dirge
1 Lorthos, the Tidemaker
1 Mire Triton
1 Octavia, Living Thesis
1 Oriq Loremage
1 Persist
1 Quest for the Necropolis
1 Reef Worm
1 Ripples of Undeath
1 Rise Again
1 Runo Stromkirk // Krothuss, Lord of the Deep
1 Rush of Dread
1 Serpent of Yawning Depths
1 Sheoldred, Whispering One
1 Sheoldred's Edict
1 Sol Ring
1 Strix Serenade
1 Swiftfoot Boots
1 The Creation of Avacyn
1 The Eldest Reborn
1 Three Steps Ahead
1 Tolarian Kraken
1 Tolarian Terror
1 Toxic Deluge
1 Tromokratis
1 Victimize
1 Virtue of Persistence // Locthwain Scorn
1 Wayfarer's Bauble
Sideboard:
1 Aethersquall Ancient
1 Benthic Behemoth
1 Breaching Leviathan
1 Cryptic Serpent
1 Deep-Sea Kraken
1 Elder Deep-Fiend
1 Gearseeker Serpent
1 Grozoth
1 Junk Winder
1 Kraken Hatchling
1 Lochmere Serpent
1 Marvo, Deep Operative
1 Millikin
1 Ominous Seas
1 Quest for Ula's Temple
1 Scourge of Fleets
1 Shipbreaker Kraken
1 Slinn Voda, the Rising Deep
1 Spawning Kraken
1 Spreading Seas
1 Stormtide Leviathan
1 Tolarian Serpent
1 Trench Behemoth
1 Whelming Wave
1 Wrexial, the Risen Deep