Role in Smallville Clark Kent (Smallville)
— tom welling on effect of red kryptonite on clark. throughout series, clark gains , adjusts new abilities, including x-ray vision in season one, heat vision in season two, , super hearing in season three. clark unofficially flew in season 4 premiere, when reprogrammed kal-el biological father, upon regaining memory forgot how use ability. in season six, clark gained super breath. series finale, clark learns fly. clark discovers new vulnerabilities series progresses, including green meteor rocks or (kryptonite), learns can weaken , potentially kill him. various other forms of kryptonite appeared show continued, each different effect. red kryptonite removed clark s inhibitions. black kryptonite separated clark s kryptonian personality human self, creating 2 distinct physical forms, , blue kryptonite stripped him of supernatural abilities long in contact him. subsequent seasons revealed clark vulnerable alien weapons , magic.