Main deck (60) 4 Aether Vial 1 Cavern of Souls 3 Force of Negation 4 Glasspool Mimic 7 Island 2 Kira, Great Glass-Spinner 2 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 2 Otawara, Soaring City 4 Silvergill Adept 2 Spreading Seas 4 Subtlety 4 Svyelun of Sea and Sky 4 Tide Shaper 3 Waterlogged Grove Sideboard (15) 1 Brazen Borrower 2 Chalice of the Void 3 Counterspell 2 Dismember 3 Relic of Progenitus 2 Thieving Skydiver 2 Witness Protection