A man was slashed in the face in an unprovoked attack near Deansgate Locks at around 3am on Oct 1.
The 18-year-old victim was stood outside Deansgate Locks next to a large group of men and women.
An altercation took place between the group and a man ran towards the victim and slashed him across the face with what is believed to be a utility knife.
The victim was taken to hospital where he needed many stitches, he is now scared for life.
Description of the offender, he is in his early 20’s, about 5ft 8ins tall with dark short spiky hair and was wearing dark jeans, he had on a black t-shirt with a white logo near at the top, across the back and also on the sleeves.
Detective Constable Donna Gilman from GMP’s city centre team said: “This is a sickening attack on an innocent young man who was simply out enjoying himself.
“He was not involved in the altercation and happened to be stood next to the group who got involved in an argument.
“The injury he has to his face will permanently scar him and will impact on him physically and emotionally for the rest of his life.
“This could have been anyone’s friend, brother son or grandson and I am urging anyone with information about this awful attack to please contact us.”
Anyone with information should call police on 101, or anonymously to Crimestoppers on 0800 555 111