I don't have my books with me, but I just had a thought.
If you are a Sorcerer wielding two weapons, could you Twin Greenflame Blade or Booming Blade so that it affects both weapons and you attack twice? (And of course you then Quicken it so you attack again with your bonus action.)
If you are a Sorcerer wielding two weapons, could you Twin Greenflame Blade or Booming Blade so that it affects both weapons and you attack twice? (And of course you then Quicken it so you attack again with your bonus action.)