22 Island
4 Curious Obsession
3 Dive Down
2 Harbinger of the Tides
4 Master of Waves
2 Mausoleum Wanderer
4 Merfolk Trickster
4 Siren Stormtamer
1 Spell Pierce
1 Stratus Dancer
1 Stubborn Denial
4 Tempest Djinn
4 Thassa, God of the Sea
4 Wizard's Retort
Sideboard:
1 Ceremonious Rejection
1 Cyclonic Rift
1 Entrancing Melody
2 Grafdigger's Cage
2 Mystical Dispute
1 Narset, Parter of Veils
2 Rapid Hybridization
1 Sleep
2 Spell Pierce
2 Stubborn Denial