To truly be more than meets the eye, Transformers need Energon to survive. This 80sTees.com exclusive Transformers t-shirt shows Wheeljack, Hoist and Cliffjumper standing outside a building. Wheeljack is holding a sign that reads Will work for ENERGON! Energon was introduced in the Marvel Transformers comic books, and later appeared in the animated series. Energon is the preferred fuel of the Autobots and Decepticons. Usually used in liquid form, Energon is what gives Transformers their energy. The Transformers needed Energon to make each comic book issue and each animated episode exciting and to make Transformers one of the greatest franchises of all time!