Okay so it's a DADZAWA and an izuocha and Izuku's quirk's are erasure like his father and mental break he will have more, which is from a story called Vigilante Deku all credit goes to Lazy-Smartass_02. When Aizawa was out for food he remembered his first love Inko and that she had a kid and wondered if he will ever meet the kid. Aizawa then got an alert that a murderer has just killed a married couple he ran to the location only to see Inko with four stab wounds and Hisashi with eight bullet wounds he dropped to his knees and saw Izuku walk out of his room and Aizawa then took the kid home and checked his quirks and found out Izuku was his son.