Shanto Keno Mastan is a 1998 Bangladeshi action crime film. The main role of the film is played by Manna. The film was a remake of the 1997 Bollywood film Ziddi which was remade in Tamil as Dharma (1998) and an unofficial adaptation in Kannada as One Man Army (1998).
Sadek tries to rape Shanto's younger sister Jui and Shanto in revenge kills Sadek. Shanto's father, lawyer Mirza Sahib is the witness in the case. He hands over his son to the law and Shanto is sentenced to four years in prison. Mirza chases the jailed Shanto from the house and Shanto then chose the gangster's path.