Main deck (60) 4 Aether Vial 2 Benthic Biomancer 4 Botanical Sanctum 2 Brazen Borrower 2 Breeding Pool 4 Cavern of Souls 4 Force of Negation 4 Island 4 Kumena's Speaker 4 Lord of Atlantis 4 Master of the Pearl Trident 4 Merfolk Mistbinder 4 Merfolk Trickster 2 Mutavault 2 Oko, Thief of Crowns 4 Silvergill Adept 2 Spreading Seas 4 Waterlogged Grove Sideboard (15) 3 Chalice of the Void 4 Collector Ouphe 2 Deprive 4 Grafdigger's Cage 2 Spreading Seas