Main deck (60) 4 Aether Vial 3 Cavern of Souls 4 Dismember 1 Fiery Islet 4 Harbinger of the Tides 10 Island 4 Lord of Atlantis 4 Master of the Pearl Trident 4 Merfolk Trickster 4 Mutavault 2 Otawara, Soaring City 2 Rishadan Dockhand 2 Silvergill Adept 4 Svyelun of Sea and Sky 4 Tide Shaper 4 Vodalian Hexcatcher Sideboard (15) 4 Chalice of the Void 4 Force of Negation 3 Spreading Seas 4 Subtlety