Ultra Magnus's brother, Roadbuster was as rough and tough as they got. He wielded the Stormbreaker hammer, although he shot things just as much. Unfortunately, he was slaughtered by the Decepticons on a mission for the Wreckers.

Roadbuster
Biographical information
Homeworld	Cybertron
Date of birth	297 B.C.
Physical description
Alternate Mode	Heavy Assault Vehicle
Gender	Male
Height	31'
Sensor color	Blue
Personal information
Allies	Ironfist, Springer, Ultra Magnus, Devcon, Rodimus
Enemies	Decepticons
Position	Demolitions
Chronological and political information
Era(s)	Animated
Affiliation	Autobots