Bumblebee is the deuteragonist of the Transformers "Aligned" franchise, serving as one of the two deuteragonists (alongside Arcee) of Transformers: Prime and the main protagonist of the sequel, Transformers: Robots in Disguise.
He is an Autobot scout rendered mute by Megatron during the Great War that becomes the protector of the human kid Rafael. Ultimately, he regains his voice and kills Megatron.