20 Island
2 Chart a Course
4 Curious Obsession
4 Dive Down
1 Essence Scatter
4 Merfolk Trickster
4 Mist-Cloaked Herald
4 Opt
4 Siren Stormtamer
1 Sleep
2 Spell Pierce
4 Tempest Djinn
2 Warkite Marauder
4 Wizard's Retort
Sideboard:
1 Chemister's Insight
1 Diamond Mare
2 Disdainful Stroke
1 Entrancing Melody
1 Essence Scatter
4 Exclusion Mage
1 Negate
1 Selective Snare
1 Sentinel Totem
1 Sleep
1 Warkite Marauder