malefactor (noun)

1. The movie is about a cunning malefactor who outsmarts the detectives at every turn.

2. The notorious malefactor became the subject of books and articles chronicling his crimes and capture.

3. The malefactor, dressed in a sleek black suit, strutted confidently down the runway before being apprehended by security.

4. In the fantasy novel, the malefactor is a powerful sorcerer who uses dark magic to carry out his evil deeds.