Cannongrade is a Galvanic Arburian from planet Galvan B, Upgrade's home world. Cannongrade has all the powers that Upgrade and Cannonbolt. More superior feature is energy shields. When Cannongrade rolls into a ball, he can shoot energy or shield himself. Cannongrade can also control electrical appliances (mostly I-Touch and I-Pod) into Anthropomorphic robots. He can also change electrical appliances into bombs and other acidic substance. Weakness is that Cannongrade is slow and chemicals can harm him.