4 Cavern of Souls
10 Island
1 Minamo, School at Water's Edge
4 Mutavault
1 Oboro, Palace in the Clouds
2 Otawara, Soaring City
1 Waterlogged Grove
4 Aether Vial
4 Flare of Denial
4 Force of Negation
4 Glasspool Mimic // Glasspool Shore
4 Harbinger of the Seas
4 Lord of Atlantis
4 Master of the Pearl Trident
4 Merfolk Trickster
4 Rishadan Dockhand
4 Silvergill Adept
4 Sink into Stupor // Soporific Springs
4 Svyelun of Sea and Sky
4 Tide Shaper
4 Tishana's Tidebinder
4 Vodalian Hexcatcher
Sideboard:
4 Consign to Memory
4 Cursed Totem
2 Damping Sphere
4 Dismember
2 Grafdigger's Cage
4 Harbinger of the Tides
4 Hibernation
4 Hurkyl's Recall
2 Kira, Great Glass-Spinner
4 Spreading Seas
4 Stern Scolding
4 Subtlety