Main deck (60) 4 Aether Vial 4 Cavern of Souls 2 Dismember 2 Harbinger of the Tides 8 Island 4 Lord of Atlantis 4 Master of the Pearl Trident 4 Merfolk Trickster 1 Merrow Reejerey 1 Minamo, School at Water's Edge 4 Mutavault 1 Otawara, Soaring City 2 Rishadan Dockhand 2 Silvergill Adept 2 Spreading Seas 3 Subtlety 4 Svyelun of Sea and Sky 4 Tide Shaper 4 Vodalian Hexcatcher Sideboard (15) 2 Chalice of the Void 2 Cursed Totem 2 Dismember 1 Harbinger of the Tides 2 Kopala, Warden of Waves 1 Mistcaller 1 Silvergill Adept 2 Spell Pierce 2 Spreading Seas