Clark Kent will have plenty of reasons to remember his senior year! The thrilling reinterpretation of the Superman legend evolves in Season 4, whose 22 episodes include the quest for 3 Kryptonian crystals and Clark's bold attempt to keep those mysterious stones from destroying Earth. Clark also becomes a highly recruited football star. Lana gets a boyfriend.

Lois Lane smart, opinionated and entirely annoying to Clark comes to Smallville. Chloe learns the scoop of the century. Lionel becomes a straight-up nice guy. Lex steps further from the light into darkness. New characters (Krypto, Mr. Mxyzptlk) and a new power emerge. The calling awaits Clark an awakening to a destiny that only he can accept and fulfill.

Episodes comprise:
1. Crusade
2. Gone
3. Facade
4. Devoted
5. Run
6. Transference
7. Jinx
8. Spell
9. Bound
10. Scare
11. Unsafe
12. Pariah
13. Recruit
14. Krypto
15. Sacred
16. Lucy
17. Onyx
18. Spirit
19. Blank
20. Ageless
21. Forever
22. Commencement