European Ryder Cup hopeful Paul Casey held off Brandon Stone by four shots to win his 15th European Tour title at the Dubai Desert Classic.
Lucas Herbert held his nerve to win a play-off against Christiaan Bezuidenhout after the duo carded final rounds of 68 in Dubai.
Deciding he needed a new plan after three challenging days, Sebastian Soderberg set about breaking a record in Dubai.
Lee Westwood enjoyed a huge improvement in round two to make the cut in Dubai, where Eddie Pepperell holds a one-shot lead.
Thomas Pieters surged into the early lead at the Dubai Desert Classic, but Lee Westwood could not reprise his Abu Dhabi starring role.
Li Haotong was harshly penalised on the final hole of the Dubai Desert Classic, according to European Tour CEO Keith Pelley.
The final day of the Dubai Desert Classic was dominated by Bryson DeChambeau, who lifted the trophy after finishing on a record 24 under.
Despite leading the Dubai Desert Classic at 16 under through three rounds, Bryson DeChambeau believes he is "under-performing".
Defending champion Li Haotong was one shot off the pace after round three of the Dubai Desert Classic, with Bryson DeChambeau in front.
Bryson DeChambeau and Lucas Herbert hold a slender advantage heading into the weekend at the Emirates Golf Club.