1 Ambush Viper
1 Anaconda
1 Bamboo Grove Archer
1 Big Boa Constrictor
1 Blight Mamba
1 Broodbirth Viper
1 Chishiro, the Shattered Blade
1 Clinging Anemones
1 Cloud Manta
1 Coiled Tinviper
1 Coiling Oracle
1 Crypt Cobra
1 Deepglow Skate
1 Dread Linnorm // Scale Deflection
1 Dreamwinder
1 Dross Crocodile
1 Dukhara Scavenger
1 Erebos's Emissary
1 Esperzoa
1 Experiment Five
1 Fang of Shigeki
1 Feiyi Snake
1 Fire Snake
1 Flumph
1 Fortress Crab
1 Giant Crab
1 Giant Octopus
1 Glass Asp
1 Glimmerbell
1 Glowing Anemone
1 Gluntch, the Bestower
1 Gomazoa
1 Grayscaled Gharial
1 Growth-Chamber Guardian
1 Guard Gomazoa
1 Hagra Constrictor
1 Hagra Crocodile
1 Heir of the Ancient Fang
1 Hexdrinker
1 Hightide Hermit
1 Honored Hydra
1 Hooded Blightfang
1 Hooded Hydra
1 Hornet Cobra
1 Horseshoe Crab
1 Ice-Fang Coatl
1 Iceberg Cancrix
1 Island Fish Jasconius
1 Jace's Mindseeker
1 Jewel-Eyed Cobra
1 Jwari Scuttler
1 Koma, Cosmos Serpent
1 Kukemssa Serpent
1 Lorthos, the Tidemaker
1 Lurking Crocodile
1 Marsh Crocodile
1 Octavia, Living Thesis
1 Oraxid
1 Purple-Crystal Crab
1 River Serpent
1 Ronom Serpent
1 Rootwater Alligator
1 Sandbar Crocodile
1 Scrapdiver Serpent
1 Sea Serpent
1 Sewer Crocodile
1 Skitter Eel
1 Slinn Voda, the Rising Deep
1 Spined Karok
1 Stonefare Crocodile
1 Vivien's Crocodile
1 Wardscale Crocodile
1 Wild Crocodile
Sideboard:
1 Ammit Eternal
1 Ancient Carp
1 Archipelagore
1 Arixmethes, Slumbering Isle
1 Benthic Behemoth
1 Blufferfish
1 Boa Constrictor
1 Bounding Krasis
1 Catacomb Crocodile
2 Charix, the Raging Isle
1 Chromeshell Crab
1 Coiling Stalker
1 Crocodile of the Crossing
1 Cryptic Serpent
1 Crystacean
1 Death-Hood Cobra
1 Deep-Sea Terror
1 Dirgur Nemesis
1 Dormant Gomazoa
1 Dreadlight Monstrosity
1 Drownyard Behemoth
1 Eater of Days
1 Emperor Crocodile
1 Fish
1 Fleet Swallower
1 Frilled Sea Serpent
1 Gearseeker Serpent
1 Gravebreaker Lamia
1 Grozoth
1 Gurmag Angler
1 Guul Draz Mucklord
1 Gyruda, Doom of Depths
1 Harbor Serpent
1 Hullbreaker Horror
1 Inkwell Leviathan
1 Jokulmorder
1 Junk Winder
1 King Crab
1 Koma's Coil
1 Kraken
1 Lava Serpent
1 Leviathan
1 Lochmere Serpent
1 Marjhan
1 Mirrorshell Crab
1 Pearl Lake Ancient
1 Rot-Tide Gargantua
1 Salvage Scuttler
1 Sandbar Serpent
1 Scaled Behemoth
2 Scuttlegator
1 Sea Monster
1 Serpent of Yawning Depths
1 Shipbreaker Kraken
1 Sky Swallower
1 Stormsurge Kraken
1 Stormtide Leviathan
1 Tenacious Hunter
1 Trench Behemoth
1 Trench Gorger
1 Tromokratis
1 Whale