Since version 6.2.2 is quite old (current versions are much higher), make sure to mention that this specifically includes the Resident Evil: Project W content, as that was the highlight of the 6.2.x cycle.

Features the Resident Evil: PROJECT W content update, including Wesker (The Mastermind), Ada Wong, and Rebecca Chambers.

The Fog is calling! This Ultimate Edition includes all original DLCs up to the chapter. Version: 6.2.2

This specific build is optimized for private servers/Steamworks fixes (typical of 0xdead releases). Installation: Download and extract the archive.