Police are appealing for witnesses following an incident in Newborough last night where five men were injured during a brawl, Victoria Police say.
It is believed an altercation broke out between a number of males at an address on Murray Road.
Officers were called to the premises about 10pm and located a man with critical but non-life threatening stab wounds.
Two others sustained serious injuries and were taken to hospital.
Police were later alerted to a fourth man with injuries at a home on nearby Newark Avenue. He was taken to hospital with serious head injuries.
A fifth man presented himself to hospital with lacerations to his hand.
Police are investigating if parties are known to each other.
The investigation is ongoing.
Anyone with information is urged to contact Crime Stoppers.