A super hero in reverse. Daring and defiant when inside outer vehicle, but shy and insecure when out on his own. Armored outer vehicle equipped with armored wheels and hydraulic lifters for all-terrain combat capabilities. Gunrunner transforms from robot mode to hypersonic jet with a maximum speed of Mach 5. Equipped with twin, turretted 8MM electro-static cannons with a range of over 60 miles. Also armed with two armor-piercing, energy-plasma missiles. Armor plating equipped with thermal generators that "burn" through solid rock.
Gunrunner appeared in the following 5 comic books: