Main deck (60) 4 Aether Vial 3 Cavern of Souls 4 Dismember 9 Island 4 Lord of Atlantis 4 Master of the Pearl Trident 4 Merfolk Trickster 4 Mutavault 1 Oboro, Palace in the Clouds 2 Otawara, Soaring City 4 Rishadan Dockhand 2 Spreading Seas 2 Subtlety 4 Svyelun of Sea and Sky 4 Tide Shaper 4 Vodalian Hexcatcher 1 Waterlogged Grove Sideboard (15) 3 Flusterstorm 4 Force of Negation 2 Harbinger of the Tides 2 Kira, Great Glass-Spinner 2 Spreading Seas 2 Subtlety