Deck
3 Chart a Course
4 Curious Obsession
4 Dive Down
1 Essence Scatter
20 Island
4 Merfolk Trickster
4 Mist-Cloaked Herald
1 Negate
3 Opt
2 Quasiduplicate
4 Siren Stormtamer
4 Tempest Djinn
2 Warkite Marauder
4 Wizard's Retort

Sideboard
3 Diamond Mare
2 Disdainful Stroke
4 Exclusion Mage
3 Negate
2 Sentinel Totem
1 Sleep