@JeremyECrawford Bladesinger from SCAG: Mage Armor spell and Armor Bonus from Bladesinging, Do they stack?
— The Jeff (@SonicallyScrewd) September 27, 2016
A bonus stacks with anything, except another bonus from the same source. #DnD https://t.co/LRejByH8GV
— Jeremy Crawford (@JeremyECrawford) September 27, 2016