Jason Voorhees is a fictional character from the Friday the 13th horror film series. He is known for his iconic hockey mask and his role as a relentless killer. Jason first appeared in the original film released in 1980, although he was not the main antagonist until later installments. His character is often depicted as a mute, deformed man who seeks revenge on those who trespass on his territory, particularly the Camp Crystal Lake area. Over the years, Jason has become a cultural icon in the horror genre, appearing in numerous films, video games, and merchandise. His character embodies themes of survival and vengeance, often targeting teenagers and young adults. The franchise has contributed significantly to the popularity of slasher films, making Jason a recognizable figure in popular culture.