We have four brand new clips from the Season 8 premiere of Smallville, which returns to the CW Network on Thursday, September 18 at 8 PM ET. Click below to get some sneak peeks entitled Odyssey before you tune in.

The Justice League, led by the Green Arrow (Justin Hartley), hits the Arctic in search of Clark (Tom Welling), who disappeared after the fortress collapsed. The team immediately has a confrontation with the new CEO of Luthorcorp, Tess Mercer (Cassidy Freeman).

Meanwhile, Chloe (Allison Mack) is being held prisoner by a suspicious group who has discovered she has a new power, and Clark has been stripped of his powers by Jor-El.

Erica Durance and Aaron Ashmore also star. Kevin Fair directed the episode with the story by Brian Peterson & Kelly Souders and teleplay by Todd Slavkin & Darren Swimmer.