2023 Kansas City Chiefs Media Guide by Kansas City Chiefs - Issuu
Mob rule: USFL and XFL revise touchback rule on fumbles to give
The 'worst rule in football' isn't wrong at all
The USFL Has Some Rules the NFL Might Want to Steal - InsideHook
NFL kickoff rule: Here's what changed in 2018 and what it means
USFL reveals rules with kickoff around the corner
XFL Week 1 Preview: Football with Flair
Innovative USFL Rules Continue To Be A Catalyst For The Evolution