2 Spell Pierce
2 Force of Negation
4 Aether Vial
1 Master of Waves
2 Harbinger of the Tides
4 Silvergill Adept
4 Merfolk Trickster
4 Kumena's Speaker
1 Thassa, God of the Sea
2 Benthic Biomancer
4 Merfolk Mistbinder
2 Mistcaller
4 Lord of Atlantis
4 Master of the Pearl Trident
5 Island
4 Mutavault
4 Waterlogged Grove
3 Botanical Sanctum
1 Flooded Strand
2 Polluted Delta
1 Breeding Pool
Sideboard
1 Echoing Truth
1 Venser, Shaper Savant
3 Deprive
3 Relic of Progenitus
3 Collector Ouphe
2 Dismember
2 Damping Sphere