: The primary difference between a repack (like those from SKIDROW or FitGirl) and the original game is how they are distributed and the modifications made to work around official distribution channels. Original games usually come with more content, including DLCs, and are updated regularly.
Their release served as the "source" for many subsequent versions of the game found online. assassins+creed+revelationsskidrow+fitgirl+repack+repack