Five people have been arrested in connection with an alleged attack in Kirkcaldy town centre.
The incident in the pedestrianised zone of the High Street left a man with a serious arm injury.
The 32-year old is being treated at Ninewells Hospital in Dundee.
Four men and a woman have been arrested.
Police Scotland confirmed it had received “a number of reports” in relation to anti-social behaviour in the area prior to the incident around 10:30 pm.
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A Police Scotland spokesman said: “Four men and a woman have been arrested as part of this investigation and inquiries are continuing.
“Anyone with information is asked to come forward.
“Prior to the attack on the male victim a number of reports were received in relation to antisocial behaviour in the area and inquiries are ongoing into these reports.”