Seemingly harmless at first, the robot begins showing psychopathic and homicidal tendencies. Kasady is a sociopath and a homicidal sadist. The 1970s redefined the character as a homicidal psychopath. He was deemed to be suicidal and homicidal by the psychiatrists. Kinski's crazed performance bore similarities to the real Aguirre, a "true homicidal megalomaniac". It starred Boris Karloff, recreating his stage role as homicidal maniac Jonathan Brewster. It has been described as "half suitcase, half homicidal maniac". Many people who have homicidal ideation do not commit homicide. Flash was horrified by Frances' nearly homicidal tendencies. People who present with homicidal ideation also have a higher risk of suicide. Batman tracked him down and Croc went into a homicidal rage. Buford is cruel, homicidal, rude, and emotionally unstable. Baby, aware of Bats' homicidal habit, stops him from killing her to avoid paying. If so, normal transference mechanisms cannot be held causative of his homicidal behavior. Some argue "this" in turn results in "homicidal proneness".