Motivations - Revenge

Dezi Freeman became one of Australia’s most notorious fugitives after allegedly murdering two Victorian police officers during a police raid at a rural property near Porepunkah in 2025. The shocking ambush triggered one of the largest manhunts in Australian history after Freeman disappeared into rugged alpine bushland heavily armed and determined to avoid capture. The case generated enormous national attention because Freeman allegedly shot police officers serving a warrant connected to child abuse material investigations before vanishing into the wilderness for more than seven months. His eventual death in a police shootout near the Victoria-New South Wales border in March 2026 brought an end to a massive tactical operation that consumed police resources across multiple states.

Michael Paul Brown became known after carrying out the deadly Owl Bar shooting in Montana, killing four people during a violent attack that shocked the local community. The massacre unfolded inside and around the Owl Bar in Anaconda, Montana, where Brown targeted victims connected to a long-running personal dispute before fleeing the scene. Authorities described Brown as a heavily armed and dangerous suspect whose actions triggered a large-scale manhunt and emergency lockdowns across the region. The case generated widespread media coverage because of the sudden brutality of the attack, the multiple homicide victims and the dramatic police confrontation that followed shortly afterward.

Sarah Boone became infamous after being accused of trapping her boyfriend inside a suitcase and leaving him to die during one of Florida’s most disturbing domestic homicide cases. The case gained international attention after investigators discovered cellphone videos allegedly recorded by Boone showing her boyfriend pleading for help while trapped inside the suitcase shortly before his death. Nicknamed the “Suitcase Killer” by media outlets, Boone drew intense public fascination because of the bizarre circumstances surrounding the crime and her repeated claims that the incident was an accident during a game of hide-and-seek. The disturbing video evidence, volatile relationship history and Boone’s unusual courtroom behavior later transformed the case into one of the internet’s most heavily discussed modern true crime stories.

Craig Mulligan became one of the United Kingdom’s most shocking juvenile killers after being convicted for his role in the murder of a five-year-old child in South Wales in 2021. The case horrified Britain because Mulligan was only 13 years old at the time of the killing, making him one of the youngest convicted murderers in modern Welsh criminal history. The investigation generated enormous public outrage after details emerged about abuse inside the household, repeated safeguarding failures and warnings allegedly ignored by authorities before the murder occurred. The case later became one of Britain’s most disturbing examples of child-on-child violence combined with systemic failures involving social services and child protection agencies.

Mark Sievers became infamous after orchestrating the brutal murder-for-hire killing of his wife inside their Florida home in 2015. The case shocked the United States because the victim was a highly respected physician and mother, while investigators later uncovered a conspiracy involving Sievers, close friends and hired killers. Authorities described the crime as a calculated and financially motivated murder plot driven by greed, personal dysfunction and manipulation. The investigation later exposed disturbing details involving staged alibis, conspiracy planning and violent execution-style attacks, transforming the case into one of Florida’s most heavily publicized murder-for-hire prosecutions.

Erin Patterson became one of Australia’s most internationally discussed accused killers after allegedly poisoning multiple family members with deadly mushrooms during a lunch gathering in regional Victoria in 2023. The case generated extraordinary worldwide attention because of the unusual alleged murder method, the family dynamics involved and the mystery surrounding whether the poisonings were deliberate. The investigation rapidly became one of the biggest true crime stories in Australia, attracting nonstop media coverage, internet speculation and global fascination. The combination of toxicology evidence, alleged deception, suspicious behavior and courtroom developments transformed the case into one of the most discussed criminal prosecutions of the decade.

Austin Drummond became the focus of a massive manhunt after being accused of murdering four members of a Tennessee family in a brutal quadruple homicide case. Authorities alleged Drummond carried out the killings before abandoning a surviving infant connected to the victims, a detail that intensified national outrage and media attention surrounding the investigation. The horrifying nature of the crimes shocked communities across Tennessee as law enforcement agencies launched a widespread search operation to locate Drummond. Investigators described the suspect as armed and dangerous while prosecutors later outlined allegations involving execution-style killings, family targeting and efforts to evade capture following the murders.

Bradley Clifford is a British convicted murderer responsible for a fatal road-rage killing in Enfield, North London, in 2017. His crime involved a sustained and deliberate act of violence following a perceived slight, resulting in the death of an 18-year-old victim. He was later convicted of murder and sentenced to life imprisonment, with the case highlighting how rapidly uncontrolled anger can escalate into lethal violence in a public setting.