@JeremyECrawford for Empowered Evocation, is it only usable once per combat scenario? Thanks!
— Victor Robinson (@CanadianVictorR) August 26, 2017
The only limit on Empowered Evocation is that it can apply to only one damage roll per wizard evocation spell. #DnD https://t.co/C5NE9Kytzj
— Jeremy Crawford (@JeremyECrawford) August 27, 2017