YIKES! Professor Brain-Drain is on the loose! This supervillain menaces the fine supercitizens of Superopolis, concocting evil-genius schemes and draining everyone's brainpower! (And in this town, there's not a whole lot of that to begin with.) NEVER FEAR! The AMAZING INDESTRUCTO will save the day! He is indestructible! He cannot be harmed by anything! He is the town's greatest superhero! Collect all sixty-four of his trading cards! BUT WAIT! A mystery is afoot in Superopolis. Why is it so hard to get a complete set of the collectible cards? Where is the last card hiding? Who is the real mastermind behind this sinister plot, and what is he planning? Forget the regular superheroes. In a city where everyone is extraordinary, this might just be a job for . . . ORDINARY BOY. This is the first book in the "Extraordinary Adventures of Ordinary Boy" series.