Combined league history of the USFL and the XFL
1983 (original incarnation) - Michigan Panthers (only title) 1984 (original incarnation) - Philadelphia Stars (first title) 1985 (original incarnation) - Baltimore Stars (second title, formerly Philadelphia Stars) 1986-87 (original incarnation) - League cancelled due to financial difficulties 2010-16 (attempted second incarnation) - League cancelled before play began 2022 (second incarnation) - Birmingham Stallions (first title) 2023 (second incarnation) - Birmingham Stallions (second title) 2024 (second incarnation) - Reassigned as the USFL Conference for the UFL 2001 (original incarnation) - Los Angeles Xtreme (only title) 2002 (original incarnation) - League cancelled due to financial difficulties 2020 (second incarnation) - League suspension due to COVID-19, though the Houston Roughnecks had the best win-loss performance prior to the suspension 2021-22 (second incarnation) - League postponed due to restructurings 2023 (second incarnation) - Arlington Renegades (first title) 2024 (s...