Boku No Hero Academia 6th Season - Episode 15 -

As the security fails, several notorious villains from previous seasons are freed, including: Muscular (Goto Imasuji) Moonfish

A key tactical move involves a synchronized Quirk-based EMP blast from both Shigaraki (outside) and All For One's original body (inside), which disables the prison’s complex electronic surveillance and locking systems. Boku no Hero Academia 6th Season - Episode 15

The core of the episode focuses on the fall of , a high-security prison located five kilometers offshore that is designed to hold individuals whose Quirks pose a severe threat. As the security fails, several notorious villains from

, a new inmate introduced who strikes a deal with All For One to capture Izuku Midoriya in exchange for the Air Walk Quirk. In of My Hero Academia Season 6, titled

In of My Hero Academia Season 6, titled "Tartarus," the series shifts from the brutal frontlines of the Paranormal Liberation War to a devastating strategic blow against hero society. This episode marks a critical turning point, transitioning the story into its final stage with a massive prison break that releases thousands of dangerous villains back into the world. The Assault on Tartarus

, who chooses to act independently rather than join All For One's army