Evolution of EVERY Team's Logo and Helmet
Football helmet - Wikipedia
XFL Reveals Team Names & Logos for 2020 Season
NFL helmet logos, ranked for all 32 teams from the Titans to Steelers
Washington Football Team: Here are the contenders for their new name
Tracking all the new NFL uniforms and helmets for the 2022 season - ESPN
Power ranking every XFL team's home and away uniforms
Ranking The XFL 2023 Team Names And Logos
XFL vs NFL: Rules, the game, and where it stays the same