A character from the Transformers science fiction franchise.
Galvatron is an evil Decepticon, a sentient alien robot that can transform into a powerful cybertronian energy cannon.
In some depictions, he is an evolved and more powerful form of Megatron created by Unicron using the former Decepticon leader's damaged body. Though he is often depicted as separate character.
Motto: "My power is everything; defeat is absurd...!!!".