Deck
4 Aether Vial
1 Castle Vantress
1 Cavern of Souls
2 Fiery Islet
3 Force of Negation
2 Glasspool Mimic
2 Harbinger of the Tides
10 Island
2 Kira, Great Glass-Spinner
4 Master of the Pearl Trident
4 Merfolk Trickster
1 Minamo, School at Water's Edge
3 Mutavault
1 Oboro, Palace in the Clouds
4 Silvergill Adept
4 Spreading Seas
4 Subtlety
4 Svyelun of Sea and Sky
4 Tide Shaper

Sideboard
4 Chalice of the Void
4 Counterspell
1 Echoing Truth
1 Harbinger of the Tides
1 Keep Safe
4 Relic of Progenitus