Then you can -3 him to phase out an opposing dork to drop attackers, blockers or Commanders for a bit to pseudo-answer them
Lightning Overload (3) fits best in a Wizard deckparticularly Iyslander or Kano buildsthat consistently play instants on the opponents turn and can reliably trigger **Starfall** to generate Lightning Flow tokens, making it more than just a 2damage arcane ping
Dark Ritual, Entomb/Putrid Imp a Blightsteel/Borborgymos into a Shallow Grave or Goryo's Vengeance if the latter of the threats
Even better, however, are the enchantment creatures that allow you to get all this stuff in your graveyard, Nyx WeaverNyx Weaver and Mindwrack HarpyMindwrack Harpy
My budget version sticks as close as possible to the essence of what Johannes is doing, but a lot of his speed comes from expensive cards we can't afford, I've opted for a slightly slower version that compensates with more interaction