Main deck (60) 1 Aviation Pioneer 2 Chart a Course 4 Curious Obsession 2 Diamond Mare 4 Dive Down 20 Island 4 Merfolk Trickster 4 Mist-Cloaked Herald 4 Opt 4 Siren Stormtamer 1 Sleep 2 Spell Pierce 4 Tempest Djinn 4 Wizard's Retort Sideboard (15) 1 Chemister's Insight 3 Deep Freeze 2 Disdainful Stroke 1 Entrancing Melody 3 Exclusion Mage 1 Selective Snare 1 Sentinel Totem 1 Sleep 2 Uncomfortable Chill