Checkpoint (Level Up!, #2)

More quests, more levels, more supervillains.

Sam might have helped defeat the world's most powerful villain, but he still has a lot of levels to earn with his unique power, Level Up. And the best place to do that is the world's greatest hero program.
Even a power gamer in a world full of super heroes can use some education, assuming he can survive the dangerous tryouts, the outrageous curriculum, and the deadly villains along the way. ... more>>