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