"Miles knows that Merc is the best robot in the whole wide universe. But after a bigger, stronger new robot arrives at the Stellosphere, it seems like nobody else does. Miles doesn't want to say good-bye to his best friend. Will he be able to prove Merc's worth when the competition is so tough?"--Pages [4] of cover.

"Based on the episode written by Greg Johnson." At head of title: Disney Miles from tomorrowland. "Disney Junior"--Cover.