2 Benthic Biomancer
4 Coralhelm Commander
3 Harbinger of the Tides
4 Lord of Atlantis
4 Master of the Pearl Trident
4 Merfolk Trickster
4 Silvergill Adept
3 Tidebinder Mage
4 Force of Negation
4 Aether Vial
4 Spreading Seas
1 Cavern of Souls
4 Faerie Conclave
1 Fiery Islet
9 Island
4 Mutavault
1 Waterlogged Grove
Sideboard
2 Boomerang
4 Ceremonious Rejection
4 Chalice of the Void
2 Deprive
3 Relic of Progenitus