1 Halimar Depths
24 Island
1 Acquisition Octopus
1 Breaching Leviathan
1 Brinelin, the Moon Kraken
1 Charix, the Raging Isle
1 Consuming Tide
1 Deep-Sea Kraken
1 Drag Under
2 High Tide
1 Inkwell Leviathan
2 Into the Roil
1 Kiora Bests the Sea God
1 Kraken Hatchling
1 Mesmerizing Benthid
1 Nadir Kraken
1 Octoprophet
1 Omen of the Sea
1 Quest for Ula's Temple
1 Research the Deep
1 Scattering Stroke
1 Scourge of Fleets
1 Sea-Dasher Octopus
1 Sealock Monster
1 Serpent of Yawning Depths
1 Shipbreaker Kraken
1 Slinn Voda, the Rising Deep
1 Spawning Kraken
1 Startling Development
1 Sword Coast Serpent // Capsizing Wave
1 Thassa's Rebuff
1 Tolarian Kraken
1 Trench Behemoth
1 Tromokratis
1 Wash Away
1 Whelming Wave
Sideboard:
1 Bident of Thassa
1 Breakthrough
1 Envelop
1 Floodwaters
1 Frilled Sea Serpent
1 Gyruda, Doom of Depths
1 Harbor Serpent
1 Isleback Spawn
1 Kraken of the Straits
1 Lorthos, the Tidemaker
1 Mercurial Transformation
1 Octavia, Living Thesis
1 Ominous Seas
1 Pearl Lake Ancient
1 Power Sink
1 Quench
1 River Serpent
1 Shoal Serpent
1 Shrouded Serpent
1 Sliptide Serpent
1 Stormtide Leviathan
1 Striped Riverwinder