Regarding the term "repack," it typically refers to a re-packaged or re-distributed version of a movie, often by third-party entities. In the context of the Tamil dubbed version of "Mumbai Police," it's essential to note that any unofficial or unauthorized re-distribution or re-packaging of the movie may infringe on the rights of the original creators and distributors.
If you want to experience this psychological masterpiece through verified, high-quality digital channels rather than hunting down unverified web repacks, you can access the film on authorized distribution networks: