Main deck (60) 4 Aether Vial 4 Cavern of Souls 4 Dismember 2 Glasspool Mimic 3 Harbinger of the Tides 8 Island 4 Lord of Atlantis 4 Master of the Pearl Trident 4 Merfolk Trickster 1 Minamo, School at Water's Edge 4 Mutavault 1 Oboro, Palace in the Clouds 1 Otawara, Soaring City 4 Silvergill Adept 4 Svyelun of Sea and Sky 4 Tide Shaper 4 Vodalian Hexcatcher Sideboard (15) 3 Chalice of the Void 2 Flusterstorm 1 Harbinger of the Tides 3 Mystical Dispute 4 Subtlety 2 Unlicensed Hearse