News Summary
A stabbing at The Triangle nightclub in Costa Mesa has resulted in one man critically injured and two others wounded. The incident involved Tremere Robert Armani Mason, who faces serious charges, including attempted murder. The altercation began inside the nightclub and escalated to the parking lot, prompting legal battles around self-defense claims. The trial raises concerns about safety in nightlife venues and the adequacy of security measures in preventing violence.
Costa Mesa – A stabbing incident at The Triangle nightclub on August 2, 2022, has left one man critically injured and two others wounded. Tremere Robert Armani Mason, 26, faces severe charges including attempted murder and assault with a deadly weapon stemming from the altercation that occurred around 11:15 p.m. in the parking lot at 1870 Harbor Blvd.
The primary victim, identified as Kevin Catalan, testified that he had a confrontation with Mason inside the nightclub, during which Mason allegedly made a threatening remark about his violent nature. Concerned by this statement, which included a claim of being from Long Beach and having killed people, Catalan alerted a security guard about the potential danger. Later in the evening, following a minor disagreement on the dance floor, both men confronted each other once again.
Catalan denied initiating the physical conflict, stating that he simply sought to understand Mason’s issue. The situation escalated when Mason followed Catalan and his friends outside the nightclub, leading to the stabbing incident. During the altercation, Catalan was stabbed in the chest, while two of his friends, Marcus Blevins and Abraham Lee, sustained injuries to their buttocks and wrist, respectively.
Mason’s defense attorney has claimed that Mason acted in self-defense, arguing that he only brandished a knife in response to being attacked by several individuals. However, video evidence presented in court depicted both parties engaging in heated arguments and physical confrontations prior to the stabbing, raising questions about the circumstances surrounding the incident.
Following the attack, Catalan’s girlfriend transported him to a local hospital, where he underwent surgery necessary for his injuries. Fortunately, he survived the attack. The allegations against Mason include escalating the situation by introducing a knife into the conflict, contributing considerably to the severity of the wounds inflicted.
As the trial continues, prosecutors are vigorously working to illustrate that Mason was the instigator of the violence and that he assaulted the victims without sufficient provocation. The defense is downplaying Mason’s earlier threatening statement, positing that it was not taken seriously by the victims at the time of the incident.
This incident has raised serious concerns about safety in nightlife environments and the potential for violence which can arise from misunderstandings or disputes. The broader implications of such events often lead to discussions about security measures at bars and nightclubs, including the need for better crowd control and conflict resolution strategies.
The trial is ongoing, and further developments are anticipated as more evidence is presented and the testimonies of involved parties continue. The case remains a focal point for both local authorities and the community in Costa Mesa as they seek to address the issues of violence and safety in entertainment venues.
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Additional Resources
- MyNewsLA: Jurors Begin Deliberating in Costa Mesa Stabbing Trial
- Los Angeles Times: Woman Gets Pretrial Diversion in Nightclub Stabbing in Costa Mesa
- FOX LA: Costa Mesa Nightclub Fight; 2 Arrested in Triple Stabbing After Being Kicked Out
- Wikipedia: Nightclub
- Encyclopedia Britannica: Crime

Author: STAFF HERE COSTA MESA WRITER
COSTA MESA STAFF WRITER The COSTA MESA STAFF WRITER represents the experienced team at HERECostaMesa.com, your go-to source for actionable local news and information in Costa Mesa, Orange County, and beyond. Specializing in "news you can use," we cover essential topics like product reviews for personal and business needs, local business directories, politics, real estate trends, neighborhood insights, and state news affecting the area—with deep expertise drawn from years of dedicated reporting and strong community input, including local press releases and business updates. We deliver top reporting on high-value events such as the OC Fair, Concerts in the Park, and Fish Fry. Our coverage extends to key organizations like the Costa Mesa Chamber of Commerce and Boys & Girls Clubs of Central Orange Coast, plus leading businesses in retail, fashion, and technology that power the local economy such as Vans, Experian, and South Coast Plaza. As part of the broader HERE network, including HEREAnaheim.com, HEREBeverlyHills.com, HERECoronado.com, HEREHollywood.com, HEREHuntingtonBeach.com, HERELongBeach.com, HERELosAngeles.com, HEREMissionViejo.com, HERESanDiego.com, and HERESantaAna.com, we provide comprehensive, credible insights into California's dynamic landscape.