One infamous case that involved a real serial killer luring children is that of John Wayne Gacy. Gacy was an American serial killer and sex offender who murdered at least 33 young men and boys in the 1970s. He would often lure his victims to his home by posing as a police officer or offering them work. While Gacy's victims were primarily young men and teenagers, one of his tactics involved using a playhouse and offering them entertainment or work-related opportunities.
Although Gacy's case is the most notable related to luring children, there are many tragic stories involving predators who exploit children's trust. It's important to approach topics like these with sensitivity due to the serious and disturbing nature of the crimes.