Teeth is one of the students that was dragged into Peak's Academy by Monokuma and one of the main protagonists. He is extremely hyperactive and energetic as well as being extremely childish, playful, and cheerful. He considers the students as his brothers and sisters, but considers both Leon and Mondo as his big brothers and looks up to them. Despite being childish and silly, he is known to be extremely smart, intelligent, blunt, and strategic. He loves to roller skate a lot too, so he customized an extreme gear of his own called Darkness, but with different patterns and a little touch of color. He also loves to roast people and is not afraid to stand up for others. Teeth also knows when to take things seriously, but tends to still be his normal self and putting on a smile for others.