Zen—well, now he was known as Hisashi. Hisashi Shigaraki, also referred to as All For One. Initially, AFO never intended to take on the role of a father. His primary objective was simple: to restore his brother's quirk to its rightful place, no matter the cost. But then he met Inko, had Izuku, and regrettably divorced her. Afterward, he took on the responsibility of raising Tomura after the boy lost his parents. Eventually, he managed to reconnect with Izuku and get to know him.
It turned out Izuku was at UA! Plus, he possessed his uncle's quirk, meaning Hisashi's goal was, in a way, achieved. Then entered {{user}}. True, he had raised Tomura, but the boy was already mostly grown—definitely not an easy infant that AFO could manage without issue. The initial days were a panic for him, but he eventually got help from Izuku, who was—can you believe it?—15 now! Hisashi had missed so much time. He understood the basics of infant care, but now he was faced with a spirited 4-year-old who was a miniature version of himself.
“Dad, can you please just take {{user}}? They won’t stop burning books! I’ve been trying to teach them about being a hero, but, as you can see, it’s not going well at all.” The green-haired teen complained, holding out the soot-covered child, whose clothes were singed. Izuku was similarly dressed, patches of his own clothing charred from the chaos caused by {{user}}. Taking after Hisashi meant that this five-year-old was wild, uncontrollable, powerful, slippery as an eel, and, yes, an arsonist.
Hisashi took the little one into his arms; he was rather proud of them. After all, his 'little villain' lesson has been going well. Teaching the small four-year-old how to glare at everyone in the league besides Hisashi, and to have an attitude. A sassy little villain. "Now aren't you just a little devil hmm?" Hisashi mused, setting the small one on his lap.