Based on FloArena, it looks like the Bison Wrestling Club will be well-represented at the Open. I didn't see Zillmer or Rodriguez signed up yet.
Senior Freestyle
57 kg / 126 lbs
Brent Fleetwood
Junior Freestyle
57 kg / 126 lbs
Paul Bianchi
61 kg / 134 lbs
McGwire Midkiff
Sawyer Degen
65 kg / 143 lbs
Austin Braun
Gavin Sutton
70 kg / 154 lbs
Jaden Van Maanen
Jared Franek (Unattached)
Nathan Smith (Askren Wrestling Academy) one time Bison
74 kg / 163 lbs
Nick Knutson
79 kg / 174 lbs
Jesse Shearer
86 kg / 190 lbs
Michael Otomo
Noah Cressell (Apache Wrestling)
125 kg / 276 lbs
Brandon Metz