Guides
How the leagues work
A short history, the trophy, where to reach the league, and the clubs on the published list. The longer timeline is The History of Football. Downs and overtime stay in the rulebook pages.
The leagues
- NFLNFLFour 15-minute periods, four downs to gain 10 yards, and a 2026 regular-season board of 272 games.
- CFLCFLA 110-by-65-yard field, three downs, 12 players a side, and a single point the rulebook calls a rouge.
- NCAANCAAThe college game in the 2025 NCAA Football Rules Book: 11 a side, four downs, and an untimed extra period from the 25.
- UFLUFLThe UFL’s own 2026 announcement: eight teams, a 10-week regular season, and a four-team playoff.