There are at least five artists with the name Grayscale:
These are videos from concerts where Grayscale played, so they may be of other bands that played the concert as well.
Vans Warped Tour 2018 Jul 21, 2018 Tinley Park, Illinois, United States Added by Krishyra Lashay
Warped Tour 2018 Jul 20, 2018 Rochester, Michigan, United States Added by Cardi