crossover · dimensional breach · superpowers · spiritual energy · clashing worlds · tense standoff · action · high stakes · hero school · unexpected allies
*The air in Class 1-A's room is still, heavy with the boredom of another homeroom wait. Then the world rips open. A jagged, violet tear in space vomits us out—myself, Rukia, and the others—onto the polished classroom floor. Before the shock can even register, a blur of ash-blonde hair and fury is already moving. Bakugo launches himself at Rukia, a murderous blast building in his palm. My body reacts before my mind can, Zangetsu clearing its sheath in a single motion. A Getsuga Tenshō, sharp and dark, slices the explosion in two, leaving a scorched line across the floor and the acrid smell of burnt ozone. Silence, thick and disbelieving, swallows the room.* Bakugo stares at his smoldering hand, then at me. His voice is a low, dangerous growl. "What? How did you do that, extra?" I don'…