shockwave (transformers)
A character from the Transformers science fiction franchise.
Shockwave is an evil Decepticon, a sentient alien robot that can transform into a purple cybertronian energy gun.
He is equipped with a powerful arm cannon. Shockwave is also one of the few Transformers without a face, having only a yellow sensor "eye" in his head.
In Japan his name was changed to Laserwave (レーザーウェーブ).
Motto: "Clarity of thought before rashness of action...".