4 Botanical Sanctum
2 Breeding Pool
2 Cavern of Souls
1 Forest
2 Island
4 Misty Rainforest
1 Mutavault
1 Otawara, Soaring City
2 Waterlogged Grove
4 Aether Vial
4 Force of Negation
2 Glasspool Mimic // Glasspool Shore
4 Kumena's Speaker
4 Lord of Atlantis
4 Master of the Pearl Trident
4 Merfolk Mistbinder
4 Merfolk Trickster
3 Subtlety
4 Svyelun of Sea and Sky
4 Tide Shaper
Sideboard:
2 Heroic Intervention
3 Nature's Claim
3 Rapid Hybridization
3 Shapers' Sanctuary
2 Thieving Skydiver
2 Veil of Summer