Following his UFC debut, Derek Brunson tells the rest of the middleweight division to 'watch out'

More From MMA Fighting

• Marlon Vera delivers jaw-dropping head kick to knock out Dominick Cruz at UFC San Diego
• Dana White appreciates Oscar De La Hoya’s ‘sincere’ apology, but adds ‘there’s no way that he and I can ever be friends again’
• UFC San Diego salaries: Marlon Vera earns $300,000 for highlight-reel KO of Dominick Cruz
• PFL Playoffs 2 results: Rory MacDonald fails to advance to welterweight finals, falls in first round to Dilano Taylor
• ‘Time for him to find another profession’: Pros react to Rory MacDonald’s stunning knockout loss to Dilano Taylor
• Marlon Vera vs. Dominick Cruz full fight video highlights