No offense but you need to report him for cheating just like every other member.
[removed] is a cheating [removed]
If you feel that another member is using disallowed resources you should report them directly to staff.
https://support.chess.com/en/articles/8562517-how-do-i-report-someone
Public accusations and discussions of cheating, potential cheating, or cheat detection are not allowed.
[removed -- MS] is a cheating [removed]. Don't play! He'll play at around 80% accuracy blundering regular then play like a GM with 92% accuracy when he can't win. [removed] loser.