 They left the league prior to the 2017 season and joined the National Arena League, a newly formed league with no association with the Arena Football League.The city was previously home to the Jacksonville Tomcats, who played in af2, the AFL's developmental league, from 2000 to 2002, at which point the old Jacksonville Coliseum was demolished to make way for the current arena.The Sharks won one AFL championship, defeating the Arizona Rattlers 73–70 in Arena Bowl XXIV.