2 Subtlety
4 Tide Shaper
4 Silvergill Adept
4 Merfolk Trickster
4 Vodalian Hexcatcher
4 Lord of Atlantis
4 Svyelun of Sea and Sky
4 Master of the Pearl Trident
4 Aether Vial
2 Dismember
4 Force of Negation
1 Glasspool Mimic
1 Oboro, Palace in the Clouds
1 Minamo, School at Water's Edge
2 Fiery Islet
2 Otawara, Soaring City
2 Cavern of Souls
3 Mutavault
8 Island
Sideboard
2 Dismember
1 Shadowspear
1 Vendilion Clique
1 Spell Snare
2 Chalice of the Void
2 Harbinger of the Tides
2 Hurkyl's Recall
4 Spreading Seas