22 Island
4 Brineborn Cutthroat
1 Cancel
2 Chart a Course
1 Dive Down
1 Enclave Elite
1 Essence Scatter
1 Harbinger of the Tides
2 Into the Roil
2 Merfolk Spy
2 Mischievous Mystic
2 Mocking Sprite
1 Negate
4 Opt
1 Sage Owl
1 Silent Departure
2 Spectral Sailor
1 Spell Pierce
1 Syncopate
1 Tempest Djinn
3 Think Twice
1 Traveler's Cloak
1 Turn the Tide
1 Unsummon
1 Witness Protection
Sideboard: