The World's Finest Heroes in an amazing adventure! Together, SUPERMAN and CYBORG are the most powerful team of all time. Or are they? When Brainiac traps them inside a bottled future world, the heroes' powers are put to the test as they attempt to Escape from Future World! A great chapter book for young readers.The World's Finest Heroes in an amazing adventure! Together, SUPERMAN and CYBORG are the most powerful team of all time. Or are they? When Brainiac traps them inside a bottled future world, the heroes' powers are put to the test as they attempt to Escape from Future World! A great chapter book for young readers.