MDK, or "Murder, Death, Kill," is a term popularized by the 1995 film Demolition Man, which depicts a dystopian future where crime has been virtually eliminated. In the movie, the term is used to describe a violent crime that has become a rare occurrence in society. In a broader context, MDK can also refer to various forms of media, including video games and music, where themes of violence and conflict are explored. The acronym has been adopted in different cultures, often symbolizing extreme actions or consequences in fictional narratives.