Energon is a fictional energy source in the Transformers universe, primarily used to power the robotic characters known as Transformers. It is often depicted as a glowing, vibrant substance that fuels their abilities, transformations, and overall functionality. Energon can be found in various forms, including cubes, crystals, and liquid. In the lore of Transformers, Energon is essential for the survival of both Autobots and Decepticons, the two main factions. The quest for Energon often drives the plot, leading to conflicts and adventures as characters seek to obtain or protect this vital resource.