Main deck (60) 4 Aether Vial 4 Benthic Biomancer 4 Brazen Borrower 2 Cavern of Souls 4 Force of Negation 11 Island 4 Lord of Atlantis 4 Master of the Pearl Trident 4 Merfolk Trickster 4 Merrow Reejerey 4 Mutavault 1 Oboro, Palace in the Clouds 4 Silvergill Adept 4 Spreading Seas 2 Waterlogged Grove Sideboard (15) 2 Ashiok, Dream Render 3 Chalice of the Void 2 Damping Sphere 3 Deprive 3 Dismember 2 Relic of Progenitus