During the Golden Age on Cybertron, Megatron was originally a mining bot designated D-16 before naming himself Megatronus, after the Prime of the same name. Megatronus was a gladiator in the pits of

Kaon, who grew ambitious and saw corruption within the caste system and sought to put an end to it, with his own rule. then he saw the errors
of his ways and joined the Autobots
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