X-23 returns and wants to hunt down the people who tortured her. Wolverine is dragged into the mess oleh an old enemy, and the two tackle HYDRA and its leader ular berbisa, viper and bring the terrorists down.
A mysterious assassin terrorizes the X-Mansion, knocking out the X-Men one oleh one. This episode also marks the first time X-23 was ever introduced into any kind of media. This even came out before the comics took her on. Enter X-23.