The UFC handed out four $50,000 bonuses Saturday at UFC Fight Night 185 from the UFC Apex in Las Vegas.

UFC officials announced the winners following the event. Check out the winners below.

Performance of the Night: Derrick Lewis

(Photo by Chris Unger/Zuffa LLC)

Derrick Lewis (25-7 MMA, 16-5 UFC) delivered a “Knockout of the Year” contender and secured a second-round finish of Curtis Blaydes with a vicious uppercut in the headliner. With that, Lewis’ unbeaten run was extended to four consecutive fights.

Performance of the Night: Chris Daukaus

(Photo by Chris Unger/Zuffa LLC)

Chris Daukaus thwarted Aleksei Oleinik’s grappling attempts, and it set up a quick win for him. Daukaus (11-3 MMA, 3-0 UFC) earned a third consecutive first-round finish to start his UFC tenure Saturday when he landed heavy shots on Oleinik to force a standing TKO stoppage.

Performance of the Night: Tom Aspinall

(Photo by Chris Unger/Zuffa LLC)

Tom Aspinall continued to show why he might be the next big thing at heavyweight. Aspinall (10-2 MMA, 3-0 UFC) defeated former UFC heavyweight champion Andrei Arlovski by submission with a rear-naked choke at 1:09 of the second round.

Performance of the Night: Aiemann Zahabi

(Photo by Chris Unger/Zuffa LLC)

Aiemann Zahabi returned to the win column for the first time in nearly four years. Zahabi (8-2 MMA, 2-2 UFC), who has dealt with losses and injury layoffs over the past few years, scored a brutal one-punch knockout of Drako Rodriguez (7-2 MMA, 0-1 UFC) in their matchup.