Ep 18. Mysterious Mayhem at Mutant High!

In The Super Hero Squad Show, Season 2 season 1 episode 18, titled "Mysterious Mayhem at Mutant High!," the Super Hero Squad receives a distress call from Beast, who is attending his high school reunion at Mutant High. When they arrive, they find that the school has been taken over by a mysterious and powerful villain who has turned all of the mutants against the Super Hero Squad.

The team must navigate through the school and battle their former mutant classmates in order to track down the villain and stop their evil plan. Along the way, they are aided by Beast and his old flame, Storm, who is also a former student of Mutant High.

As they search for the villain, the Super Hero Squad must also deal with some personal issues. Wolverine is forced to confront his past actions and the consequences they have had on his relationship with fellow mutant, Jean Grey. Meanwhile, Iron Man and Cyclops are at odds over their differing approaches to leadership.

The action-packed episode also features appearances from several iconic X-Men characters, including Rogue, Gambit, and Professor X. The Super Hero Squad must work together with their former classmates and put their personal issues aside in order to save Mutant High and all of its students.

Overall, "Mysterious Mayhem at Mutant High!" is a thrilling and entertaining episode that showcases some of the best characters from the Marvel Universe and highlights the importance of teamwork and overcoming personal obstacles in the face of danger.