Warehouse 13 is destroyed, and three of their friends are dead. All may be dark, but there is one last hope for the team to find an artifact to make everything right. But, this miraculous item comes with a very dire catch, one that could have very bad consequences for anyone who uses it.
Claudia is hellbent on resurrecting Steve, and Brother Adrian shows up to Univille in search for the Astrolabe, and to top it all off, Pete and Myka are on the trail of Cthulhu sightings.
After the warehouse team learns that Walter Sykes' stash of artifacts has ben stolen, everyone pitches in on a massive scavenger hunt in Devil's Lake, North Dakota.
Pete and Claudia investigate an artifact that is affecting a prep school while Myka and Steve head to New Orleans to pay a Jazz musician a visit. Arty, in his quest to keep his time travel a secret, ends up getting into a confrontation with Brother Adrian.
Pete and Myka investiate a hockey player who seems to be miraculously recovering from his game injuries while Artie and Steve track down a theft.
After Lewis Carroll's mirror is found to be missing from the Warehouse, our team ventures forth in search for it and stop Alice before it's too late.
Pete and Myka investigate an artifact that causes people to stretch... to death. Meanwhile, a new visitor to the Warehouse blows their problems wide open.
Pete and Myka investigate a case of people rusting away; Steve and Claudia visit Steve's hometown to end his dependence on the Metronome; Artie tells the truth about Brother Adrian and his use of the Astrolabe.
Brother Adrian sends deadly artifacts to the agents loved ones; Mrs. Frederic and Steve discover the truth about Artie and Adrian.
The Warehouse’s battle against an unspeakable power that has steadily consumed Artie Nielsen comes to a devastating conclusion.
Pete and Myka race to stop a global plague before it kills half the world's population.
Pete and Claudia travel to Oregon to investigate a series of earthquake-related accidents occurring in a National Park.
In a special black and white noir episode, Pete and Myka are transported into an unfinished 1940s crime novel.
Artie is blindsided when Mrs. Frederic introduces him to Abigail Chow, the new B&B manager – with ulterior motives. Pete and Myka look into an artifact that's taking people to new heights.
H.G. Wells re-enters the picture to help Pete and Myka with an artifact that's forcing confessions out of criminals. Meanwhile, the rest of the team deals with earthquakes INSIDE the Warehouse.
When a volcanic event at an Ark. State Prison allows two inmates to escape, Pete, Myka and Steve must partner with a U.S. Marshal to track down the fugitives.
When residents of a posh gated community start getting affected by a mysterious, versatile artifact, Myka and Pete investigate while Artie and Claudia try to help a boy afflicted by a mysterious artifact.
A lead on a cache of artifacts stolen from Warehouse 12 by the infamous pirate, Roaring Dan Seavey sends the team on a treasure hunt.
The team tracks an evil alchemist who has trapped Claudia and stolen the only artifact that can reverse the process.