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