Izuku Midoriya, also known by his hero name Deku, is a superhero and the main protagonist of the manga series My Hero Academihe is an ambitious first-year high schooler and the 9th (and current) holder of "One For All" a superpower which combines eight different individual superpowers, or "Quirks", together and creates powerful bursts of energy, and also has the unique ability to be passed off to other people. 
Initially born without a "quirk" to call his own.