In the same way for the villain role in the review many stars considered approached bollywood star Aamir khan due to the busy schedule Aamir khan was dropped. Shanker replaced Aamir khan role with Veteran actor Kamal Haasan for Villain in Robo-2.
Kamal was the first time to appear in full in the role of villain. The robot had the idea to do a sequel to the film at the time of the shooting a portion of the shoot was also heard.
Now, Kamal and Rajini kanth fans can see both in this movie when all is well.