This guy is not a 200!
If you feel like another member might be using disallowed resources or sandbagging/smurfing, report them directly to staff.
https://support.chess.com/en/articles/8562517-how-do-i-report-someone
Please don't post public accusations
He made a crazy brilliant move and continued to make moves that a 900 would make! Here is the game:
[removed -- MS]
....