The pilot of Neo Spain's Matador Gundam. Carlos is one of the fighters who was defeated by Domon Kasshu, and the only one who refused to join Michelo's plan of attacking Domon all together. He tries to alert Domon of this, but a bomb planted in his house gets him on the hospital before he gets the chance of expaining everything.
During the final battle, he's along the other pilots who fly to space to fight against the Devil Gundam.