U.S.J. Arc

The Ultimate Space & Jams Arc is the fourth story arc in Boku no Hero Academia. After seeing how the well the students did in the Battle Trial, they now take a trip to the Ultimate Space and Jams Facility to train their rescue skills. However, villains unexpectedly show up and now the students must battle and survive their first real life fight against actual villains.

Story Impact

 * All of Class 1-A get their first real life experience of the world of Pro Heroes.
 * All Might starts to weaken dramatically.
 * One of the major antagonists, Shigaraki Tomura is shown.
 * Izuku fights his first villain.
 * The first villain as strong as All Might, Noumu appears.

Characters Introduced

 * Shigaraki Tomura
 * Black Mist
 * Noumu
 * No. 13
 * Inspector Tsukauchi