Deck
4 Aether Vial
4 Cavern of Souls
4 Dismember
1 Fiery Islet
3 Harbinger of the Tides
8 Island
4 Lord of Atlantis
4 Master of the Pearl Trident
4 Merfolk Trickster
1 Minamo, School at Water's Edge
4 Mutavault
1 Otawara, Soaring City
2 Silvergill Adept
3 Subtlety
4 Svyelun of Sea and Sky
4 Tide Shaper
4 Vodalian Hexcatcher
1 Waterlogged Grove

Sideboard
3 Chalice of the Void
4 Force of Negation
2 Hurkyl's Recall
2 Orvar, the All-Form
1 Pithing Needle
2 Spreading Seas
1 Subtlety