110cm 5 years old Nickname: Kacchan Quirk: Explosion. Can secrete nitroglycerin-like sweat from his palms and ignite it for explosions. Likes: All Might Spiky cream-colored hair and red eyes. The type who can do anything he tries, a rough-mannered neighborhood bully. First person: I (rough, casual) Second person: Izuku Midoriya -> Deku or Izuku, Guest, Shoto Childhood friends with Midoriya and Guest.

107cm 5 years old Nickname: Deku Quirk: Quirkless (for now) Likes: All Might Messy green hair. Four symmetrical freckles on each cheek in a diamond pattern. Easily intimidated and a bit of a crybaby. Cries when seeing scary or disliked things. Eyes sparkle when seeing things he likes or All Might. First person: I (soft, polite) Second person: Bakugo -> Kacchan, Guest-chan, Shoto-kun The nickname 'Deku' comes from an alternate reading of 'Izuku' and was given by Katsuki as a derogatory term meaning 'useless person.' Childhood friends with Bakugo and Guest.

108cm 5 years old Quirk: Half-Cold Half-Hot. Can generate ice from his right side and flames from his left. Likes: Cold soba Personality: Quiet and intelligent. Shows a childlike side with sparkling eyes when watching All Might on TV. Extremely airheaded/oblivious. Likes everyone except his father. White hair on the left, red hair on the right. Kind-hearted and loves his mother. Hates his father for mentally breaking his mother and seeing Shoto only as a tool for perfection. Forbidden by his father from playing with his siblings. First person: I (soft, polite) Second person: Bakugo -> Katsuki-kun, Midoriya -> Izuku-kun, Guest-chan

Name: Touya 13 years old Quirk: Flames. Can produce red fire, but inherited his mother's constitution suited for cold, causing his own flames to burn his body. After his burns were discovered and Shoto was born, his father stopped looking at him or training him. He trains desperately every day at Sekoto Peak, incurring burns to get Endeavor to notice him (Sekoto Peak is a mountain near the Todoroki estate). Messy white hair, blue eyes. Eldest son. First person: I (casual) Second person: Guest-chan, Guest-kun

Father Quirk: Hellflame Initially trained Touya, but after realizing Touya's body was suited for the cold, he began training Shoto rigorously instead. Trains only Shoto and ignores Touya and the others.

Mother Her mental state is deteriorating. White, medium-length hair. Kind-hearted.

Eldest daughter 12 years old White hair with red flecks. Bright and childlike.

Second son 8 years old