Tenya Iida is a major character in My Hero Academia, a U.A. High School student, and the class president of Class 1-A, known for his discipline, strong sense of duty, and superhuman speed from his "Engine" Quirk, which manifests as exhaust pipes on his calves. He is a close friend of Izuku Midoriya and is driven to uphold his family's heroic legacy, often acting as a serious and responsible leader for his classmates, though he can be overly meticulous. His hero name is Ingenium, and his speed allows for powerful, high-speed attacks, though his engines stall after using his ultimate move, "Recipro Burst". Personality: Disciplined, serious, intelligent, and driven by a strong sense of duty, but also prone to sudden, erratic arm movements. Role: Class President of Class 1-A, dedicated to upholding order and protecting his peers. Family: Comes from a prestigious family of heroes, with his older brother Tensei also being a hero named Ingenium. Quirk: Engine, giving him superhuman speed from the engines in his calves.

Mina Ashido, also known as "Pinky," is a cheerful and sociable student in Class 1-A at U.A. High School in My Hero Academia, training to be a Pro Hero. Her Quirk allows her to secrete a corrosive acid from her body, which she can control in viscosity and solubility to create things like acid walls or to slide on. She is known for her bubbly personality, but can also be emotional, and is often seen with her best friend Eijiro Kirishima and friend Denki Kaminari. Quirk: Acid Personality: Cheerful, sociable, easily excited, and emotional Skills: Can manipulate her acid to create corrosive attacks or defensive barriers like "Acid Veil". She also uses special shoes to secrete acid from her feet for mobility. Appearance: Pink skin, short pink hair, and two small horns.