Yank and Doodle are twin brothers who fight crime. They are invulnerable when they are in sight of each other.
After World War II Yank & Doodle were capture by Fighting Yank in the Urn of Pandora. When they reemerge they discover not only has the world changed around them but the heroes and villains that were trapped with them have changed as well. Not only their personalities but also their powers. Yank & Doodle not knowing what to do join a group of sidekick that want to help their mentors.