A man suffered a fractured jaw and bruising after he was attacked by four men in Tiverton, Devon.
The man was punched and kicked at about 0115 BST on Sunday in Heathcoat Way and was taken to hospital for treatment.
One is described as about 20-years-old, 5ft 9ins (1.75m) tall, stocky and with short hair.
The three other suspects are thought to be about the same age and with similar haircuts.
Anyone with any information has been urged to contact the police.