Cody Pfister, the Amarillo High School graduate and UFC mixed martial artist, was arrested early Saturday morning, according to Potter County arrest records.
Pfister, 27, was taken into custody and booked into the Potter County jail about midnight, with the offense listed as assault causing bodily injury to a family member.
Records show that a bond of $5,000 was paid.
Pfister’s Fist Fight League hosted its first Fist Fight Night at 7 p.m. Saturday at the Azteca Music Hall. He was in attendance at the event.
Police were unable to provide more information on the incident Sunday night.