Deck
4 Aether Vial
4 Cavern of Souls
4 Force of Negation
3 Glasspool Mimic
4 Harbinger of the Tides
7 Island
4 Lord of Atlantis
4 Master of the Pearl Trident
4 Merfolk Trickster
4 Merrow Reejerey
1 Minamo, School at Water's Edge
4 Mutavault
1 Oboro, Palace in the Clouds
4 Silvergill Adept
4 Svyelun of Sea and Sky
4 Tide Shaper

Sideboard
4 Chalice of the Void
3 Counterspell
2 Dismember
3 Relic of Progenitus
3 Spreading Seas