All For One

Recognized throughout the My Hero Academia franchise as its most formidable villain, he operates from the shadows in the spin-off Vigilante, serving as the unseen hand behind a range of illicit experiments and controlling the flow of the drug known as Trigger. Armed with the power to both steal and bestow Quirks, he manipulates the darkest corners of society through overwhelming force and cunning schemes, all in pursuit of a long-held ambition to dominate the world by engineering widespread chaos.