When Captain Karisma sent Brainiac as his representative, he created and sent Megatron as his representative to part of Ancient Alliance. As a member of the Ancient Alliance he was their Technical Adviser and was always bothered by Neptune but Brainiac was his main rival in every battles. He aided in the two part Doomzday-Ancient Alliance War but was killed.
Although he was only programmed to defeat Brainiac, he manages to overrided his programming and perform many side jobs like protecting Mr. MG while still doing his main objectives.
- Weapon Manipulation
- Bionic Physiology
- Metal mimicry