Above, Macho Man mod in a dragon based game "Skyrim".

"Online communities are changing video games to make them better, weirder, and much more wonderful" Rafi Letzter and Rafi Letzter

Modding or mod is an alteration of a video game to by fixing bugs, updating graphics, and adding new elements appeasing. It can be used affectively for the improvement of the game or amusement like Macho Man being the head for Dragon. Many oppose any slight change in the games normal genetics because it ruins it similar to art. Letzter, gave a direct understanding of modding, "

The mod runs on top of the original game. Think of the original game as the foundation. The mod is the house built on top of that foundation". Mods have been around in earlier video games as well such as: Doom, GTA, Skyrim, Minecraft etc most of these feature an open world invite encouraging players to stay invested.