4 Aether Vial
2 Harbinger of the Tides
4 Lord of Atlantis
4 Master of the Pearl Trident
4 Merfolk Trickster
1 Phantasmal Image
4 Silvergill Adept
3 Spreading Seas
2 Subtlety
4 Svyelun of Sea and Sky
4 Tide Shaper
4 Vodalian Hexcatcher
4 Cavern of Souls
12 Island
4 Mutavault
Sideboard
2 Harbinger of the Tides
1 Phantasmal Image
3 Counterspell
1 Damping Sphere
2 Hurkyl's Recall
2 Master of Waves
1 Merrow Reejerey
1 Mistcaller
2 Vapor Snag