4 Arclight Phoenix 2 Augur of Bolas 1 Beacon Bolt 4 Chart a Course 2 Crackling Drake 2 Discovery/Dispersal 2 Finale of Promise 4 Goblin Electromancer 6 Island 2 Lava Coil 2 Lightning Strike 6 Mountain 4 Opt 2 Radical Idea 3 Saheeli, Sublime Artificer 4 Shock 4 Steam Vents 4 Sulfur Falls 2 Tormenting Voice Sideboard 1 Beacon Bolt 1 Island 2 Lava Coil 2 Disdainful Stroke 3 Legion Warboss 2 Narset, Parter of Veils 2 Negate 2 Spell Pierce