The Vault Edition of MWII is the premium, $99.99 (MSRP) version of the game. It is aimed at dedicated fans looking for exclusive cosmetics and early-access perks.
Modifying game files or pairing a Steam-Rip with unauthorized community patches to alter network behavior can trigger flag detection by Activision's anti-cheat engine, potentially resulting in permanent hardware or account-level bans. The Vault Edition of MWII is the premium, $99