2 Cavern of Souls
10 Island
1 Minamo, School at Water's Edge
2 Mutavault
1 Oboro, Palace in the Clouds
2 Otawara, Soaring City
2 Waterlogged Grove
4 Aether Vial
1 Archmage's Charm
3 Counterspell
4 Glasspool Mimic // Glasspool Shore
2 Harbinger of the Tides
2 Lord of Atlantis
4 Master of the Pearl Trident
4 Merfolk Trickster
4 Silvergill Adept
4 Subtlety
4 Svyelun of Sea and Sky
4 Tide Shaper
Sideboard:
3 Ceremonious Rejection
2 Dress Down
4 Force of Negation
2 Grafdigger's Cage
2 Master of Waves
2 Relic of Progenitus