Image:BackArrowGreen.png Back to Civilization VI Modding is the process of downloading and installing mods (short for modifications). Civilization VI has very extensive modding capabilities, allowing users to add, change, or remove a large amount of content. Mods are a file, or collection of files, that are able to modify some aspect of the game through Lua and XML programming. Mods are capable of doing a large amount of things ranging from simple things like making mountains passable to the extremely large of adding several new civilizations.