​Mani replaced Prince and King?

Maniratnam sometime back planned a multi starrer with prince Mahesh Babu and King Nagarjuna. Though the news created sensation, it didnot take off much to the disappointment of fans. Mani Ratnam according to the latest decided to do a film with Karthi, Mammootty, Shruti Hasan. Many wonder whether Mani found replacements for Prince and King in Karthi and Mammootty.