India, April 16 -- The two Dhurandhar films from Aditya Dhar have been nothing short of genre-defining. The spy thrillers, released just three months apart, have changed the rules of Bollywood box-office collections. Earlier this week, as Dhirandhar: The Revenge crossed Rs.1700 crore worldwide, the two films collectively crossed Rs.3000 crore as a franchise. This made it only the second film franchise in Indian cinema history to breach the mark. By next week, the Dhurandhar films are expected to take the top spot, displacing the YRF Spy Universe. It is no mean feat for a two-film franchise to topple a six-film-strong cinematic universe, filled with over half a dozen big stars.

Released in December, the first Dhurandhar film, starring Ran...