3 Botanical Sanctum
4 Breeding Pool
1 Forest
7 Island
4 Unclaimed Territory
3 Benthic Biomancer
3 Cursecatcher
3 Deeproot Elite
3 Deeproot Waters
1 Dive Down
3 Kumena's Speaker
4 Lord of Atlantis
3 Master of the Pearl Trident
3 Merfolk Branchwalker
1 Nature's Claim
2 Rapid Hybridization
4 Silvergill Adept
2 Spell Pierce
3 Spreading Seas
3 Wizard's Retort
Sideboard:
3 Harbinger of the Tides
2 Kumena, Tyrant of Orazca
4 Merfolk Mistbinder
4 Merfolk Sovereign
4 Merrow Reejerey
4 Mist-Cloaked Herald
4 Stonybrook Banneret