The Philadelphia Flyers have played 4,417 regular season games since the team became one of six expansion franchise to start the 1967-68 season. They have also played 449 post-season games (and are 13 games over .500 in those games). That’s a grand total of 4,866 Philadelphia Flyer games.
Over that timeline there’s been 622 skaters and 65 goalies who have worn the jersey at some point, but there is a clear link consisting of eight Flyer players who collectively have played from the roster on the 1967-68 team running through to this upcoming 2024-25 season (barring any unforeseen trade between now and when the season begins).