Character Bio 1:
Galvatron

Function: Former High Decepticon Member of the Cybertronian council, leader of the decepticon rebellion.
Alternate form: Cybertronian tank.
Bio: Galvatron is the leader of the decepticon rebellion 10 earth years before the great war began. He is obsessed with finding and destroying Alpha Trion to obtain the autobot matrix of leader ship to combine it with the Decepticon Core of Power which he can use to control the Universe with fear. However he has hidden the core back on cybertron to prevent the Autobots from destroying it. Only he and his lieutenat Megatron Know of its location. His Fusion cannon was invented by the decepticon Inventor shockwave and can destroy cities. He uses it rarely because it uses up vast amouts of his energy.
History:
Galvatron is the 5th holder of the decepticon core of power. How he obtained it is unclear but it would be safe to guess it involved blowing up someone. Galvatron had been Planning the rebellion since then and when he finally got his chance to destroy Alpha Trion after his ship had fled cybertron Via a warp gate, Alpha sacrificed him self to cause a super nova which created a black whole and destroyed Galvatron, most of his crew and the to starships. Only Megatron, Shockwave and Double barrel survived.