The Michigan Wolverines football program represents the University of Michigan in college football at the NCAA Division I Football Bowl Subdivision (formerly Division I-A) level. Michigan has the most all-time wins and the highest winning percentage in college football history. The team is known for its distinctive winged helmet, its fight song, its record-breaking attendance figures at Michigan Stadium, and its many rivalries, particularly its annual season-ending game against Ohio State, once voted as ESPN's best sports rivalry.