Main deck (60)
1 Benthic Biomancer
2 Chart a Course
4 Curious Obsession
4 Dive Down
2 Essence Capture
20 Island
4 Merfolk Trickster
1 Mist-Cloaked Herald
1 Opt
4 Pteramander
1 Quench
4 Siren Stormtamer
3 Spell Pierce
4 Tempest Djinn
1 Warkite Marauder
4 Wizard's Retort

Sideboard (15)
1 Disdainful Stroke
2 Entrancing Melody
2 Essence Capture
2 Exclusion Mage
2 Negate
2 Sleep
1 Spell Pierce
3 Surge Mare