To understand the impact of the "updated" voice, one must look at what came before. In the earlier phases of the MCU, the Tamil dubbing industry often leaned heavily into local "mass" cinema tropes.
While the use of a major celebrity brought mainstream media attention to the film, die-hard fans of the were largely unhappy, expressing a strong preference for the old Iron Man voice . Because a single, beloved voice actor had voiced Robert Downey Jr. in Tamil for a decade, the unexpected shift created a disconnect that left viewers longing for the original dubbing artist. The Anatomy of the Dubbing Dilemma avengers endgame tamil dubbed old iron man voice updated