There are multiple bands/artists with the alias "Emperor".
These are videos from concerts where Emperor played, so they may be of other bands that played the concert as well.
Emperor / Devil Master Jun 25, 2023 New York, New York, United States Added by Riff Hewn Altar
Hellfest 2014 Jun 20 - 22, 2014 Clisson, Pays de la Loire, France Added by Sheb