Filmyzilla is a notorious that illegally uploads a vast collection of copyrighted content. This includes the latest Bollywood movies, South Indian films dubbed in Hindi, popular Hollywood releases, and web series. It is often among the first sources to leak new films, offering them for free download in various file sizes and resolutions, often as low as 300MB to attract users.
Since the official movie is still in development, you can watch these detailed breakdowns and fan-made concepts to see what's confirmed so far: I Am Legend 2 Hindi Dubbed Filmyzilla