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

Sideboard
3 Consign to Memory
2 Damping Sphere
2 Dismember
2 Stern Scolding
3 Subtlety
3 Vodalian Hexcatcher