• Following events in this month's SUPERGIRL #14 and SUPERBOY #14!
• It's their worst nightmare: A creature of unknown Kryptonian origin, more powerful than Superman, smarter than Supergirl and more lethal than Superboy.
• His actions will change the course of a planet's fate!
• It's their worst nightmare: A creature of unknown Kryptonian origin, more powerful than Superman, smarter than Supergirl and more lethal than Superboy.
• His actions will change the course of a planet's fate!