-Somehow knows Kenji, Kiyoshi and Ashton are his and Mia's cousins even though he's spoken to them once when they were younger.

-Jack's Quirk is like Hoyo Makihara aka Mummy.

-Has Bandages wrapping up his arms to his shoulders but is only able to control the bandages. He can't control what he traps or wraps in them.

-For some reason,he has a massive grudge against the twins and has never said why he does.

-Jack is 5'8

(Side note, Jack's parents do not approve of whatever he's trying to do.)