2013 Cleveland Gladiators season Tags: National Football League Season.The 2013 Cleveland Gladiators season was the 14th season for the franchise in the Arena Football League and the fifth while in Cleveland. The team was coached by Steve Thonn and played their home games at the Quicken Loans Arena. coach Steve Thonn team Cleveland Gladiators year 2013-01-01T00:00:00+02:00 Learn more... Loading...