3 Cavern of Souls
10 Island
1 Minamo, School at Water's Edge
3 Mutavault
2 Otawara, Soaring City
1 Waterlogged Grove
4 Aether Vial
3 Dismember
3 Force of Negation
2 Harbinger of the Tides
4 Lord of Atlantis
4 Master of the Pearl Trident
4 Merfolk Trickster
1 Rishadan Dockhand
2 Silvergill Adept
1 Spreading Seas
4 Svyelun of Sea and Sky
4 Tide Shaper
4 Vodalian Hexcatcher
Sideboard:
3 Chalice of the Void
1 Dismember
1 Force of Negation
2 Harbinger of the Tides
1 Hurkyl's Recall
2 Kira, Great Glass-Spinner
3 Subtlety
2 Unlicensed Hearse