A superb rusher, blocker, and pass receiver, Byars was a vital contributor for every team he played on. In 1988, he rushed for 517 yards, recorded 71 receptions (ranking him 9th in the NFL), and scored 10 touchdowns. In the Eagles 20-12 loss to the Chicago Bears in the postseason, he rushed for 34 yards and caught 9 passes for 103 yards. In 1990, he recorded 81 receptions for 819 yards, the third most receptions in the NFL, rushed for 141 yards, and even completed 4 of 4 passes for 53 yards and 4 touchdowns. In the 1996 season, Byars made his first and only championship appearance, playing with the Patriots in Super Bowl XXXI. His team lost the game 35-21, but the 33-year-old Byars had a good performance in it, catching 4 passes for 42 yards and a touchdown.