6 Island
6 Mountain
4 Steam Vents
4 Sulfur Falls
4 Arclight Phoenix
4 Chart a Course
4 Crackling Drake
2 Finale of Promise
4 Goblin Electromancer
1 God-Eternal Kefnet
2 Lava Coil
3 Lightning Strike
4 Opt
2 Radical Idea
1 Ral, Storm Conduit
2 Saheeli, Sublime Artificer
4 Shock
3 Tormenting Voice
Sideboard:
1 Beacon Bolt
2 Entrancing Melody
1 Fiery Cannonade
2 Lava Coil
2 Narset, Parter of Veils
3 Negate
2 Sorcerous Spyglass
2 Spell Pierce