Tiago Henrique Gomes da Rocha, also known as the "Goiânia Maniac," is infamous for his nihilistic worldview and antisocial personality disorder. He was convicted for 39 homicides, but the actual number of his victims is believed to be much higher, with estimates suggesting it could be over 40. Rocha's modus operandi was varied and brutal, including shooting, stabbing, and strangulation. His crimes sent shockwaves through the community, highlighting the depths of his violent and unpredictable nature. Rocha was involved in a range of criminal activities beyond his notorious homicides. He was also known to commit robberies and armed robberies, adding to his lengthy criminal record.