Cheetor

Cheetor was a cheetah and was a Maximal and an Autobot.

Beast Wars
Cheetor normally goes off with no permission. He turned to a Transmetal on episode 27.

Beast Machines
Cheetor was always looking for a fight and destroyed the evil Vehicons

Transformers: Armada
Cheetor was pink and an Autobot on Armada.

Transformers: Warriors
Cheetor was a cheetah and turned to Beast Wars Transmetal Cheetor on comic 23.