The request appears to reference a specific digital release or community modification for the classic game . While "DEViANCE" was a well-known historical software cracking group, it is likely you are looking for information on how to access a "complete feature" set (such as all missions and weapons) within the game. Unlocking All Levels and Features
Unlike simple patch mods, DEV-iANCE introduces optional deviations that change core rules—e.g., adding a limited HUD with ammo counter and minimap (toggleable), or allowing the player to carry more than one primary weapon. These are configurable via an external launcher. PROJECT.IGI-DEViANCE