
Robert Bryczek and Rodolfo Vieira have been booked to face each other at UFC Vegas 121 on September 26. The light heavyweight matchup adds a notable grappling-heavy contest to the card.
Robert Bryczek and Rodolfo Vieira have been booked for a light heavyweight clash at UFC Vegas 121, scheduled for September 26. The matchup brings two grappling-oriented fighters together and adds a compelling 205-pound contest to the card.

Bryczek, 36, represents Poland out of Veto Team Bielsko-Biala and carries an 18-7 record into the fight. Standing six feet tall with a 75-inch reach, the orthodox southpaw lands 3.74 significant strikes per minute, though his striking accuracy sits at 36 percent. He averages 0.56 takedowns per 15 minutes and registers no submission attempts at that rate, suggesting he looks to work from top position when the fight hits the mat rather than hunt for finishes from his back.
Vieira, also 36, is a Brazilian fighter based out of Fusion X-Cel Performance with an 11-5 record. The former ADCC and Brazilian jiu-jitsu champion stands six feet tall with a 73-inch reach and fights out of an orthodox stance. He lands 3.55 significant strikes per minute at a sharp 53 percent accuracy, and his grappling credentials show up in his averages of 2.7 takedowns and 0.9 submission attempts per 15 minutes — numbers that reflect his reputation as one of the most dangerous grapplers on the UFC roster.

Why it matters
- Both fighters are 36 and at a pivotal stage of their UFC careers, giving the bout added urgency for both men
- Vieira's elite takedown and submission output will be tested against Bryczek's physically similar frame and reach advantage
- A win could move either fighter into contention conversations in a light heavyweight division always hungry for proven contenders












