Three people from Bicester and one man from Oxford have been arrested in connection to an assault which left a man with cuts, bruises and a fractured eye socket at 12.15am yesterday.
The victim, a 38-year-old man was walking in Market Square during a night out when he was approached by three people; two men and a woman.
The group then assaulted the victim.
Police believe that a third man, who may not have been with the group, also kicked and punched the victim, who sustained numerous cuts and bruises, as well as a fractured eye socket.
The victim was treated at the Horton General Hospital and has since been discharged.
There is no description of the offenders at this stage of the investigation.
Investigating officer, Det Sgt Mike West of Force CID based at Banbury Police Station said: “I would appeal to anyone who saw anything suspicous to contact police so we can bring the perpetrators of this unprovoked and serious assault to justice.
“If you have any information, however insignificant you think it might be please call police via 101.
“If you don’t want to speak directly to the police you can contact the independent charity Crimestoppers anonymously on 0800 555 111 or online at www.crimestoppers-uk.org. No personal details are taken, information is not traced or recorded and you will not go to court.”
A 26-year-old man, who is from Bicester, and the 28-year-old man, who is from Oxford, have been released on police bail until 12 May. The woman, who is from Bicester, has been released on police bail until 2 July. Meanwhile, the 21-year-old man, who is from Bicester, is still in custody.