Omega Vs. Alpha, Villainous Not Evil

The day Izuku Midoriya was born was that happiest day of AFO's life he was ready to give up villainy and introduce tomura to Inko and be a father to a happy family, but then All Might showed up and left him crippled and deformed separating him from his newly born son and wife, and when he was finally ready to return he finds All Might and a blonde girl two years younger than Izuku in his place

after the years of misfortune and revenge plans the gods bless him with a gift in the form of his son, Izuku Shigaraki the next All For One, the new Omega