23 Island
1 Coat of Arms
3 Cold-Eyed Selkie
4 Counterspell
3 Enclave Cryptologist
4 Master of the Pearl Trident
4 Merfolk Sovereign
2 Merrow Commerce
3 Riptide Pilferer
3 Stonybrook Banneret
3 Streambed Aquitects
3 Surgespanner
4 Tidal Warrior
Sideboard:
1 Lullmage Mentor
1 Merrow Reejerey
1 Svyelun of Sea and Sky
1 Thassa, God of the Sea
1 Wanderwine Prophets