Main deck (60) 1 Chart a Course 4 Curious Obsession 2 Dive Down 3 Essence Capture 20 Island 4 Merfolk Trickster 4 Mist-Cloaked Herald 4 Opt 3 Pteramander 1 Quasiduplicate 4 Siren Stormtamer 2 Spell Pierce 4 Tempest Djinn 4 Wizard's Retort Sideboard (15) 4 Diamond Mare 3 Disdainful Stroke 2 Entrancing Melody 1 Essence Capture 1 Exclusion Mage 2 Negate 1 Sleep 1 Spell Pierce