Deck
4 Aether Vial
4 Cavern of Souls
2 Delay
1 Dismember
4 Floodpits Drowner
2 Glasspool Mimic // Glasspool Shore
4 Harbinger of the Seas
1 Harbinger of the Tides
7 Island
4 Lord of Atlantis
4 Master of the Pearl Trident
2 Mistcaller
4 Mutavault
1 Otawara, Soaring City
3 Silvergill Adept
3 Sink into Stupor // Soporific Springs
4 Tide Shaper
3 Tishana's Tidebinder
3 Vodalian Hexcatcher

Sideboard
3 Chalice of the Void
3 Consign to Memory
2 Force of Negation
2 Mistcaller
2 Mystical Dispute
1 Stern Scolding
2 Surgical Extraction