 Notable additions to the roster for 2008 include linebacker Kawika Mitchell, acquired as a free agent from the defending Super Bowl champion New York Giants, and defensive tackle Marcus Stroud, in addition to draft picks, cornerback Leodis McKelvin and wide receiver James Hardy.The Bills started extremely well that season, starting out with a 5–1 record before their bye week and showing promise in Trent Edwards as finally being a capable quarterback for the Bills.However, Edwards suffered a concussion from a brutal hit in a game against the Arizona Cardinals.