Kurt Warner American Underdog Movie Football Film NFL 2021 Los Angeles Rams

Kurt Warner American Underdog Movie Football Film NFL 2021 Los Angeles LA Rams Lions Gate

I don't think it's a real signature. Every one of these balls I have seen, the signature looks exactly the same. Possible to do signature the same, maybe? But I also saw some that was blank on that side. Why wouldn't they print it on all of them?

Condition:
In excellent used condition. No flaws were noticed. See photos for details.