Result
David Castillo def. John Gunderson by Submission (Rear-Naked Choke), R4 3:30
The full matchup breakdown — model prediction, tale of the tape, striking & grappling profiles and the betting market comparison — is available for UFC bouts only. This was a UCSfight, so it's part of each fighter's record but has no per-fight model breakdown. Open a fighter to see their full profile and ratings.