A warrior devoted without question to Galvatron and the Decepticons, Nemesis Breaker is without doubt, without pity; his heart is warmed only by the fire of battle. With a body designed based on that of Leo Breaker, he is the equal of that Autobot hero in every way, but with all sense of honor stripped away. He is a fantastically skilled fighter with the unfortunate talent of finding and making use of the weaknesses of almost any opponent.
Quick-thinking, intuitive and totally loyally to the Giant Planet and its inhabitants, Quickmix serves as right hand mech to Metroplex. It is he who first confronts Menasor over the evil robot's betrayal of the Giant Planet's traditions, and who encourages Metroplex to avoid becoming involved in the affairs of the Autobots. He rarely fights, preferring his role as a builder and repairman, but when the safety of his home world is threatened, he never backs down.
Ancient, powerful and wise, Galaxy Force Vector prime has survived all through the long ages of his existence through more than mere power. Granted the ability to travel through time and across dimensions. Though his appearance often shifts along with the dimensions through which he passes, he remains always the same - loyal, honest and devoted to the cause of justice. Though he may sacrifice himself in one incarnation, Galaxy Force Vector Prime will always exist, and will always rise whenever the universe is threatened.