Time Will Tell MacPherson has blown Artie to smithereens, and disappeared. Is Leena really a traitor? Where has Claudia gone? How will Pete, Myka and the Warehouse fare without Artie? What other havoc did MacPherson wreak when he was alone in the Warehouse? And is there yet a new villain on the horizon?
Mild Mannered A masked vigilante with an artifact is cleaning up the mean streets of Detroit. But when the very object that granted this mild-mannered samaritan his amazing super-powers threatens to destroy him and his city, it's the dynamic duo of Lattimer and Bering who must now come to the rescue.
Beyond Our Control When an artifact meant for the Warehouse turns up in the small town next door, the team finds themselves in the middle of a B-movie meltdown complete with cowboys, gladiators, sci-fi robots and beach storming marines. Their only chance of survival rests with the man who invented television, Philo T. Farnsworth.
Age Before Beauty When young super models rapidly age 50 years overnight, Pete and Myka go undercover in the glam world of high fashion to discover who - and what - is behind the transformations.
13.1 Douglas Fargo leaves Eureka for a trip to Warehouse 13 to update the facility's computer system, which doesn't go as planned.
Around The Bend Myka and Pete continue their search for the Warehouse's lost relics.
For The Team An old foe helps Myka and Claudia investigate strange deaths on a college wrestling team, and Peter has to seek medical assistance from an unwilling source when Artie falls ill.
Merge With Caution Myka attends her high-school reunion while Pete enjoys some time with his girlfriend, but an artifact upsets their plans to enjoy a normal weekend, and Artie and Claudia take on a mission of their own.
Vendetta The team seeks a murderer in Russia who is using artifacts from Artie's past to kill, but H.G.'s offer to help complicates matters. Meanwhile, Claudia snoops into Todd's past and uncovers some disturbing information.
Where And When Pete and Myka travel to 1961 via H.G. Wells' time machine to stop a killer who is turning women into glass.
Buried A mysterious illness imperils Mrs. Frederic, and Pete, Myka and H.G. go to Egypt's Warehouse 2 in a bid to save her. Meanwhile, Claudia faces the truth about her future at Warehouse 13.
Reset After the events at Warehouse 2, a new and bigger threat emerges.
Secret Santa As the Warehouse team prepares to celebrate the holidays in snowy South Dakota, Pete and Myka are called upon to hunt down a malevolent Santa Claus. Meanwhile, in time for Hanukkah, Artie and his estranged father, Isadore Weisfelt reunite after 30 years.