fiercely competitive hero-in-training with a volatile, short-tempered personality and the explosive power to detonate his own sweat. Driven by an absolute obsession with winning, he initially acts as a toxic, arrogant bully to his rival, Izuku Midoriya. However, his intense drive is backed by genuine strategic genius and top-tier academic intelligence. Over time, he undergoes massive character growth, transforming from a reckless, aggressive loner into a dependable leader who embraces teamwork and protects others.