7 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
2 Lava Coil
3 Lightning Strike
4 Opt
4 Radical Idea
1 Saheeli, Sublime Artificer
4 Shock
3 Tormenting Voice
Sideboard:
1 Beacon Bolt
1 Disdainful Stroke
1 Finale of Promise
1 Lava Coil
2 Legion Warboss
2 Narset, Parter of Veils
2 Negate
1 Saheeli, Sublime Artificer
1 Shivan Fire
1 Sorcerous Spyglass
2 Spell Pierce