Here is peachie's POV against sync on de_forge. peachie had some nice rounds, including a 1v4 in the second half of the demo.
You can find the statistics and more comments on the match here
Rounds to watch
Round Ten : peachie pushes into middle and frags three members of sync.
Round Twenty-four : After spliting the A bombsite, peachie, left in a 1v4, manages to take down sync's retake by himself, killing all 4 members of sync in a matter of seconds.