There are at least five artists with the name Grayscale:
These are photos from concerts where Grayscale played, so they may be of other bands that played the concert as well.
Vans Warped Tour 2018 Jul 12, 2018 Virginia Beach, Virginia, United States Uploaded by Angel Haines
Vans Warped Tour 2018 Jul 12, 2018 Virginia Beach, Virginia, United States Uploaded by Crowntherejects