Main deck (60) 4 Aether Vial 2 Cavern of Souls 3 Flare of Denial 3 Floodpits Drowner 4 Force of Negation 2 Glasspool Mimic 4 Harbinger of the Seas 9 Island 4 Lord of Atlantis 4 Master of the Pearl Trident 2 Merfolk Trickster 4 Mutavault 1 Otawara, Soaring City 4 Silvergill Adept 4 Sink into Stupor 2 Svyelun of Sea and Sky 4 Tide Shaper Sideboard (15) 3 Chalice of the Void 2 Consign to Memory 2 Dismember 2 Spreading Seas 2 Subtlety 4 Tishana's Tidebinder