Three teenagers have appeared before a Victorian children’s court after being charged over an alleged machete attack that left a 15-year-old Melbourne schoolboy with life-threatening injuries, in a case that has shocked the local community and intensified concerns about youth violence in Victoria.

The accused – two 15-year-old boys and a 17-year-old boy from Melbourne’s Casey area – were arrested approximately one week after the alleged attack and have each been charged with intentionally causing serious injury in circumstances of gross violence, affray, along with additional assault and weapons offences.

Because all three are minors, Victorian law prevents them from being publicly identified.

During their first appearance before the Children’s Court, none of the teenagers applied for bail.

Two of the accused required the assistance of interpreters during proceedings, while Youth Justice has been asked to prepare supervised bail assessments for two of the boys before the matter returns to court. The trio was remanded in custody and is scheduled to reappear on 5 October.

The charges relate to an incident that allegedly unfolded shortly after students finished classes at Alkira Secondary College in Cranbourne North on the afternoon of 20 July.

Police allege the 15-year-old victim had left school with two friends at around 3.20pm when the group noticed three males approaching them.

According to investigators, the suspects allegedly began shouting loudly before launching what police later described as an extremely violent attack.

The confrontation moved into nearby Sabel Reserve Playground, where detectives allege the victim was chased and repeatedly struck with knives and machetes.

Emergency services were called after the injured teenager managed to make his way back towards the school grounds seeking assistance.

He was transported to hospital suffering serious injuries to his neck, back, arms and hands before undergoing emergency surgery.

Detective Inspector Mark Patrick, from Victoria Police’s Southern Metro Crime Investigation Unit, said investigators believed the attack appeared to have been deliberately designed to intimidate the victim before the alleged assault began.

“It was similar to a war cry when you go into battle to create fear in their intended victims,” Detective Inspector Patrick said while describing the noises allegedly made by the approaching group.

He alleged the offenders then pursued the teenager through the park while armed with multiple bladed weapons.

“It was an extremely violent alleged attack,” he said, adding that investigators believed the victim had been specifically targeted during the confrontation.

Police have emphasised that the allegations remain before the courts and have not yet been tested at trial.

The accused teenagers have entered no pleas, and criminal proceedings remain ongoing.

Under Australia’s criminal justice system, each accused person is presumed innocent unless and until proven guilty in court.

Investigators have not publicly disclosed a motive for the alleged attack.

Authorities have confirmed, however, that the three accused are not students at Alkira Secondary College and that the injured teenager was not previously known to police.

The incident has deeply affected the school community.

Following the attack, the Victorian Department of Education confirmed wellbeing support had been made available to students and staff affected by the incident.

Officials stressed that the alleged assault occurred outside school grounds and after school hours, although many students witnessed the immediate aftermath.

School counsellors and support services have since been working with students coping with the emotional impact of the incident.

The case has once again drawn attention to concerns surrounding youth violence involving edged weapons across Melbourne.

Victoria Police has conducted numerous operations targeting the possession of knives and machetes by young offenders, particularly following several high-profile violent incidents across metropolitan Melbourne during recent years.

Police leaders have repeatedly warned that carrying bladed weapons dramatically increases the likelihood that relatively minor confrontations can rapidly escalate into life-threatening assaults.

Authorities continue to encourage young people to resolve disputes peacefully and report threats before violence occurs.

Detectives investigating the Cranbourne North incident executed search warrants before arresting the three suspects approximately one week after the alleged assault.

Police have not publicly disclosed what evidence was recovered during those operations or whether additional arrests remain possible.

The investigation is continuing, and officers are still appealing for anyone who witnessed the incident or has relevant CCTV or mobile phone footage to contact Crime Stoppers.

Such material may assist investigators in reconstructing the sequence of events leading up to the alleged attack.

Legal proceedings are expected to continue over coming months through the Children’s Court system.

Because the accused are juveniles, many aspects of the proceedings will remain subject to statutory reporting restrictions designed to protect the identities of young defendants while ensuring the integrity of the judicial process.

The Youth Justice assessments ordered by the court will help determine whether supervised bail is appropriate for two of the accused before the matter returns for further hearings.

Until then, all three remain in custody awaiting the next stage of the prosecution.

For the victim and his family, attention remains focused on recovery.

The teenager sustained multiple serious wounds during the alleged attack and required urgent medical treatment after returning towards the school for help.

While police have described the assault as exceptionally violent, they continue working to establish exactly why the confrontation occurred and whether the victim was deliberately targeted.

As the criminal case progresses through the courts, investigators are expected to continue gathering evidence while prosecutors prepare what is likely to become one of the more closely watched youth violence cases in Victoria this year.