
Originally Posted by
GoktimusPrime
The movie origin is kinda like that too - the Transformers who became Decepticons under the leadership of Lord High Protector Megatron were soldiers in Cybertron's defence forces and fought in the front line. Optimus Prime and the Transformers who became Autobots were relagated to more 'back seat' duties such as guarding the AllSpark and conducting excavations and doing scientific research etc. Ironhide was part of the advanced defence forces and would've been part of Megatron's Decepticons, but early on in the piece he felt morally conflicted after the Cybertronian military reorganised itself as the Decepticon army, and defected to the Autobots.
RE: Defiance.