In this clip from Smallville, Clark and Oliver explore a Kryptonian prison in the Phantom Zone. Check out the sneak peek from "Dominion" and tell us what you think!
Added:
A preview for this week's episode of Smallville. "Dominion" airs April 29.
Added:

Smallville Season 10 Episode 19 Quotes

I'd say Slade's living proof that someone stole your key to never never escape land.

Lois

Don't worry. My for better or for worse will include your love of hair metal.

Clark