Legion of Superheroes "Phantoms" Talkback (Spoilers)
Clark finds the Phantom Zone at the museum...
Episode #6: Phantoms
Original Airdate - November 4th, 2006
When Superman accidentally opens a gateway to a phantom dimension, a young man with powers identical to his is freed in the process. Now Superman must not only stop this destructive visitor, but also rescue the Legionnaires when they become trapped in the vistor's dimension.
"Not until we are lost do we begin to understand ourselves." - Henry David Thoreau