Main deck (60) 4 Aether Vial 4 Cavern of Souls 2 Dismember 2 Force of Negation 9 Island 4 Lord of Atlantis 4 Master of the Pearl Trident 4 Merfolk Trickster 1 Minamo, School at Water's Edge 4 Mutavault 2 Otawara, Soaring City 2 Rishadan Dockhand 3 Subtlety 2 Svyelun of Sea and Sky 4 Tide Shaper 4 Tishana's Tidebinder 4 Vodalian Hexcatcher 1 Waterlogged Grove Sideboard (15) 4 Chalice of the Void 2 Dismember 2 Force of Negation 4 Harbinger of the Tides 2 Spreading Seas 1 Subtlety