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A straight-up monster attacks Defiance, and Doc Yewll may be the only one who can stop it.

As Defiance goes to war, the final fate of Datak Tarr is revealed.

The fate of Defiance lies with a resistant Irisa and a dangerous arms dealer (Ian Ziering) who shares a past with one familiar face.

Alak's return backs Stahma and Datak into a corner while Rahm's siege against Defiance takes a disturbing turn.

Nolan and Irisa reveal truths to each other that could destroy their bond while Datak's jealousy could cost Defiance everything.

The return of a familiar face turns Amanda's world upside down while Stahma forms a dangerous new alliance.

Nolan and Irisa attempt to stop the evil Rahm Tak while Defiance cradles two traitors in its midst: Datak and Stahma.

In a special two-hour episode, it's seven months later and Defiance is a very different place: new villains, new aliens and at least one game-changing, jaw-dropping moment.


Irisa is enemy number one with the fate of Defiance and the entire world hanging in the balance.

Nolan races to stop Irisa before her deadly plan can take effect, while Amanda realizes who really killed her sister.