2 Chart a Course
2 Spell Pierce
2 Essence Scatter
4 Dive Down
4 Opt
4 Wizard's Retort
4 Mist-Cloaked Herald
4 Merfolk Trickster
4 Siren Stormtamer
4 Curious Obsession
2 Warkite Marauder
4 Tempest Djinn
20 Island
Sideboard
1 Karn, Scion of Urza
1 Metamorphic Alteration
2 Chemister's Insight
1 Entrancing Melody
1 Disdainful Stroke
2 Selective Snare
1 Negate
3 Diamond Mare
2 Syncopate
1 Warkite Marauder