William Afton

William Afton is the main antagonist of the Five Nights at Freddy's series, serving as the founder of Fazbear Entertainment. William Afton is a brilliant robotics engineer who designed the iconic animatronics that would later become instruments of horror. William Afton possesses a deeply disturbed and sociopathic personality, marked by an obsession with immortality and a complete lack of empathy. William Afton's most heinous acts involve the murder of multiple children, including William Afton's own daughter Elizabeth. William Afton has a complex relationship with William Afton's family, having lost all three children through tragic circumstances largely of William Afton's own making. William Afton's signature purple attire earned William Afton the nickname 'Purple Guy' among fans. William Afton later becomes Springtrap after a fatal accident with a spring-lock suit, marking William Afton's transformation into an undying animatronic entity.