2 Castle Vantress
18 Island
1 Nykthos, Shrine to Nyx
4 Brazen Borrower // Petty Theft
4 Cloudfin Raptor
2 Disallow
2 Gadwick, the Wizened
4 Harbinger of the Tides
2 Hypnotic Sprite // Mesmeric Glare
4 Master of Waves
4 Merfolk Trickster
4 Sea-Dasher Octopus
4 Tempest Djinn
3 Thassa, God of the Sea
2 Wizard's Retort
Sideboard:
2 Aether Gust
2 Ashiok's Erasure
2 Entrancing Melody
2 Grafdigger's Cage
1 Mystical Dispute
2 Pithing Needle
2 Tidebinder Mage
2 Whirlwind Denial