You didn’t miss anything.
The UFL opted not to implement the XFL’s visionary/revolutionary, Seth Freaking Rollins-style kickoff format - the same format the NFL is currently plagiarizing. Instead, the UFL kicks off from the kicking team’s 20 while using “traditional” coverages.
As an aside, who y’all rooting for at Wrestlemania 40, Tribal Chief or American Nightmare?