3 Benthic Biomancer
4 Harbinger of the Tides
4 Lord of Atlantis
4 Master of the Pearl Trident
4 Merfolk Trickster
4 Silvergill Adept
4 Unsettled Mariner
4 Aether Vial
3 Force of Negation
3 Dismember
3 Spreading Seas
2 Cavern of Souls
3 Mutavault
3 Seachrome Coast
4 Wanderwine Hub
8 Island
Sideboard
1 Force of Negation
1 Spreading Seas
1 Lurrus of the Dream-Den
2 Echoing Truth
2 Mana Leak
2 Relic of Progenitus
3 Chalice of the Void
3 Tidebinder Mage