This can be almost anything: from improving the map to adding a built-in damage indicator to overlaying a Tetris game right in World of Warcraft. They change existing game elements or add useful functions to improve the gaming experience all round. Addons don't seem like a contentious issue, but we're going to solve it in 2021 for you.Īddons are custom extensions or modules for World of Warcraft. While some people think they are ruining World of Warcraft's authenticity, for others it is what makes the game playable in the first place.