A man was hit with a golf club during an argument in the forecourt of a petrol station on Saturday.
Thames Valley Police are appealing for witnesses to an incident of grievous bodily harm in at the Gulf petrol station, in Buckingham Road, in Bicester, at around 3.20am.
The victim, a man, was with a friend when they became embroiled in an altercation with a group of four or five men. The victim was hit with a golf club during the incident.
The offender who hit the victim with the golf club is white, in his mid to late twenties, about 5ft 10in, medium to stocky build, with short dark hair. He was wearing a dark-coloured jumper.
A second suspect involved in the altercation is white, in his mid to late twenties, slim, with short blonde hair. He was wearing a short sleeved T-shirt.
The victim sustained a fractured eye socket and broken jaw. He is currently being treated at the John Radcliffe Hospital.
If you have any information about the incident then contact investigating officer, Det Con Joe Stevenson of Force CID via the Thames Valley Police Enquiry Centre on 101, or call Crimestoppers anonymously on 0800 555 111.