There are several formats of play in football, including:
1. Regular season games: Teams compete against each other in a series of games during the regular season to determine their standings and qualify for the playoffs.
2. Playoffs: The top teams from the regular season compete in a single-elimination tournament to determine the league champion.
3. Exhibition games: Teams may play exhibition games during the preseason to prepare for the regular season and give players an opportunity to showcase their skills.
4. International competitions: Teams from different countries compete in international tournaments such as the World Cup or the UEFA Champions League.
5. All-star games: Players from different teams are selected to compete in an all-star game, showcasing the best talent in the league.
6. Youth and amateur leagues: Players of all ages and skill levels can participate in youth and amateur leagues to develop their skills and enjoy the game.