Ironically, many "Repacks" on Filmizilla are fake. You download a 1.5GB file only to find:
He added the magnet link to the site. Within seconds, the "Leechers" count began to tick up. 10... 500... 2,000. filmizillacom south movie repack
In the context of sites like Filmizilla, a "repack" refers to a movie file that has been re-encoded to optimize its size and quality. Ironically, many "Repacks" on Filmizilla are fake