8 Forest
8 Island
4 Unclaimed Territory
4 Woodland Stream
4 Blossoming Defense
4 Cancel
2 Deeproot Waters
2 Herald of Secret Streams
2 Kopala, Warden of Waves
4 Kumena's Speaker
2 Metallic Mimic
2 River Heralds' Boon
2 River Sneak
2 Shapers' Sanctuary
2 Siren's Ruse
4 Slice in Twain
2 Tempest Caller
2 Vineshaper Mystic
Sideboard:
3 Merfolk Branchwalker
2 One With the Wind
3 Open into Wonder
3 Storm Sculptor
2 Vineshaper Mystic
2 Watertrap Weaver