4 Botanical Sanctum
2 Breeding Pool
2 Cavern of Souls
5 Island
2 Mutavault
4 Waterlogged Grove
4 Aether Vial
2 Benthic Biomancer
1 Echoing Truth
4 Force of Negation
2 Harbinger of the Tides
4 Kumena's Speaker
4 Lord of Atlantis
4 Master of the Pearl Trident
4 Merfolk Mistbinder
4 Merfolk Trickster
4 Silvergill Adept
4 Spreading Seas
Sideboard:
3 Collector Ouphe
3 Deprive
2 Dismember
1 Echoing Truth
2 Grafdigger's Cage
2 Shapers' Sanctuary
2 Tidebinder Mage