Sports teams are organized groups of athletes or players that compete as a unit against others while also establishing a shared set of common goals, strategies, and diversity of position players to serve different essential functions of the sport. Organized sports teams dating back to 776 BC. Today, sport teams exist in every sport and have grown in complexity and cost to also support coaches and staff alongside the athletes. Sports teams exist across different age groups and sexes with skill levels that range from recreational to amateur and professional. Sport franchises at the highest levels of competition have the reputation of growing avid fan bases based on the team's city and the team's perceived talent and personality.