Deck
4 Aether Vial
3 Cavern of Souls
2 Dismember
2 Flare of Denial
4 Floodpits Drowner
2 Force of Negation
1 Glasspool Mimic // Glasspool Shore
4 Harbinger of the Seas
2 Incubation // Incongruity
7 Island
2 Lord of Atlantis
4 Master of the Pearl Trident
3 Merfolk Trickster
2 Mutavault
2 Otawara, Soaring City
4 Sink into Stupor // Soporific Springs
2 Spreading Seas
2 Svyelun of Sea and Sky
4 Tide Shaper
2 Tishana's Tidebinder
2 Waterlogged Grove

Sideboard
4 Consign to Memory
1 Force of Negation
3 Soulless Jailer
3 Stern Scolding
2 Subtlety
2 Vodalian Hexcatcher