The team is captured by the missing Lieutenant Ford, who is now leading a group of young men who are taking the Wraith enzyme — and who wants the team’s…

Colonel Sheppard and his team find themselves prisoners of the Wraith following Ford’s attack on a hive ship. Dr. McKay goes to great lengths to help them.

The Daedalus arrives to defend Atlantis from the Wraith onslaught, but it may not be enough when the team discovers that an even larger armada is on the way.

The Daedalus is infected by a Wraith computer virus, while members of the expedition hope to return to Earth.

A run-in with a Wraith Dart leaves the consciousness of a precocious Atlantis security officer trapped in Dr. McKay’s mind.

Gus is ecstatic when it turns out the only real clue in his and Shawn’s missing-person case is TriCon, the comic book and science fiction convention currently running in Santa…

Dr. Whiticus creates an incredible “weather machine” intended to reverse the effects of global warming which instead stirs unexpected results.

Crowley is worried about Dean getting out of control, giving him a target to feed the mark. Sam struggles to escape from Cole. Hannah tries to convince Metatron to give…

Sam continues to try to save Dean from the Mark of Cain. Realizing that Dean’s antics are causing problems for him in hell, Crowley seeks help from a reluctant Castiel.

Daniel and Vala travel to Atlantis in search of Merlin’s anti-Ori weapon, while Sam, and Mitchell join forces with Dr. McKay to lock out the Ori supergate.