2 Cavern of Souls
1 Fiery Islet
9 Island
4 Mutavault
1 Oboro, Palace in the Clouds
2 Otawara, Soaring City
4 Aether Vial
3 Force of Negation
2 Harbinger of the Tides
3 Lord of Atlantis
4 Master of the Pearl Trident
4 Merfolk Trickster
1 Phantasmal Image
4 Silvergill Adept
2 Spreading Seas
2 Subtlety
4 Svyelun of Sea and Sky
4 Tide Shaper
4 Vodalian Hexcatcher
Sideboard:
2 Chalice of the Void
2 Counterspell
2 Harbinger of the Tides
1 Hurkyl's Recall
1 Kira, Great Glass-Spinner
2 Mystical Dispute
2 Soul-Guide Lantern
1 Spreading Seas
2 Thieving Skydiver