Episode 1 : Time Will Tell
In the season two premiere, we pick up right where we left off. 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?
Episode 2 : 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.
Episode 3 : 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.
Episode 4 : Age Before Beauty
When young supermodels 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.
Episode 5 : 13.1
When the Warehouse orders a computer upgrade from Global Dynamics, EUREKA'’s Fargo comes to handle the install. His computer tinkering accidentally unlocks a threat that’s been lurking in the Warehouse computers for years, waiting to be unleashed. As the team scrambles to stay alive, they realize the only way to combat this terror is a secret from the Warehouse's past.
Episode 6 : Around the Bend
Pete and Myka are in the field, about to complete a mission, when Mrs. Frederic makes a surprise appearance and assigns Pete alone a top-secret mission to smoke out a possible traitor. Pete's investigation sends him down a path of increasing conflict with the team, and eventually leads Myka and Artie to a surprising discovery.
Episode 7 : For the Team
Myka and Claudia investigate mysterious deaths on a college wrestling team, but they're shocked when an old foe shows up to help. And when Artie gets sick, Pete must seek medical assistance from an unwilling source.
Episode 8 : Merge With Caution
The Warehouse agents hope to spend a weekend just relaxing and being normal -- Pete with his girlfriend, Kelly, and Myka at her tenth high school reunion -- but an artifact gets in the way. Claudia sees a new side of Artie when they take on a mission of their own.
Episode 9 : Vendetta
When someone uses artifacts from Artie's past to commit a series of murders, the team must fly to Russia to track down the killer. But things get more complicated when HG tracks them down and offers to help. Meanwhile, Claudia digs into Todd's past and finds some disturbing information.
Episode 10 : Where and When
After former Agent Rebecca reopens a Warehouse 13 cold case, Pete and Myka use H.G. Wells's time machine to travel back to the year 1961. Their mission: to save a group of innocent women from being turned to glass by an unknown killer... and make it back it to the future alive.
Episode 11 : Buried
When Mrs. Frederic becomes mysteriously ill, Pete, Myka and H.G. race to long-lost Warehouse 2 in Egypt in an effort to save her. Once there, they must navigate insurmountable challenges and potentially-lethal threats if they have any hope of curing Mrs. Frederic and getting out alive. Meanwhile, Claudia faces an impossible choice, forcing her to confront a hard truth about her future in Warehouse 13.
Episode 12 : Reset
Season Two Finale! Following the devastating events at Warehouse 2, the team races to stop a new threat. But it soon becomes clear they're chasing an artifact with far more destructive powers than they originally thought. Meanwhile, Pete's love for Kelly is put to the test, and Claudia asks Artie about her future.
Episode 13 : Secret Santa
In this ‘long lost’ holiday episode of Warehouse 13, as the Warehouse team prepares to celebrate the holidays in snowy South Dakota, Pete (Eddie McClintock) and Myka (Joanne Kelly) 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. Award-winning actor Judd Hirsch guest stars as Artie’s father. Paul Blackthorne also guest stars as a harried workaholic who becomes terrorized by a strange series of robberies committed by a thief dressed as "jolly old Saint Nick!"