4 Cavern of Souls
15 Island
3 Mutavault
4 Aquitect's Will
1 Bident of Thassa
3 Inkfathom Infiltrator
4 Lord of Atlantis
4 Master of the Pearl Trident
4 Master of Waves
3 Merfolk Spy
4 Merrow Reejerey
1 Sygg, River Cutthroat
2 Thassa, God of the Sea
4 Triton Shorestalker
4 Wistful Selkie
Sideboard:
1 Bident of Thassa
4 Cosi's Trickster
3 Merfolk Sovereign
2 Thada Adel, Acquisitor
2 Thassa, God of the Sea
3 Tidebinder Mage