Deck
4 Aether Vial
3 Cavern of Souls
3 Flare of Denial
4 Floodpits Drowner
2 Force of Negation
4 Harbinger of the Seas
9 Island
4 Lord of Atlantis
4 Master of the Pearl Trident
3 Merfolk Trickster
4 Mindspring Merfolk
4 Mutavault
4 Sink into Stupor // Soporific Springs
4 Spreading Seas
4 Tide Shaper

Sideboard
3 Chalice of the Void
2 Consign to Memory
4 Dismember
3 Tishana's Tidebinder
3 Tormod's Crypt