Joe faces a terrifying choice when the doctor who performed memory-altering surgery on him offers to restore his criminal identity.

Joe's former partner in crime (Jason Carter) is sprung from prison by the Outfit in order to locate the Viper.

Nate Benedict, a Mob Boss who is about to be tried for various crimes, fakes his own death. He starts over in a small town to lay low and continue his criminal operations. The residents of Mesa Rose, the small town Benedict takes over, are powerless against Benedict's strong reach. The Viper turns out to be 'the great equalizer'.

As part of a plan to destroy the Viper, the Outfit kidnaps Julian and forces him to upgrade its own urban assault vehicle.

After Frankie is injured in a suspicious car crash, the Viper team uncovers a plot to hijack a transport loaded with highly contagious diseases.

"The Face", a famous hit man, has just been released from prison. His plans to go straight are jeopardized when his former employer kidnaps his wife to force him to do one last hit! Through the Consortium, he asks Joe Astor for help.

Joe falls for the inventor of a highly efficient car battery, but painful memories of his murdered fiancee surface when her life is threatened. Meanwhile, the discovery of a long-lost concept car shocks everyone.

The Viper team must crack a ring that abducts youths and molds them into specialized criminals. Meanwhile, Joe encounters a special someone from his past.

Joe teams with a police detective--a suspected vigilante--to find the culprit behind the murder of Outfit thugs.

An artificial heart that will save the life of a young girl is stolen.

A foreign dignitary visiting the U.S. becomes the new target of the assassin who previously killed her father.