Main deck (60) 4 Aether Vial 3 Cavern of Souls 3 Deprive 4 Glasspool Mimic 4 Lord of Atlantis 4 Master of the Pearl Trident 4 Master of Waves 4 Merfolk Trickster 4 Merrow Reejerey 3 Mutavault 4 Silvergill Adept 10 Snow-Covered Island 3 Spreading Seas 4 Thassa's Oracle 2 Waterlogged Grove Sideboard (15) 4 Chalice of the Void 1 Deprive 4 Dismember 2 Negate 4 Relic of Progenitus