: The name "Re77urn44l" is a coded version of Returnal (using numbers to replace letters to avoid automated copyright filters).
: These types of filenames are common in "repack" releases (like those from FitGirl or DODI) or scene releases. The "features" of such a file usually include high compression and the inclusion of all current DLCs or updates available at the time of the upload. Re77urn44l.part10.rar
: The ".part10.rar" indicates this is the 10th segment of a larger, multi-part compressed archive. You need all parts (part1, part2, etc.) in the same folder to successfully extract the game. : The name "Re77urn44l" is a coded version