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XII is a 2008 direct-to-video horror film B movie, directed by Michael A. Nickles. It stars Steven Brand, Michael Leydon Campbell,and Jeremy Fitzgerald .

Leonard Karlsson is unjustly convicted for molesting a child. As a result, he spends five years in prison, being released after evidence is recovered to revoke his sentence. While in prison, his fellow inmates scar Karlsson's face with horrible mutilations. In anger over the situation, Karlsson goes after the twelve jurors that convicted him. . In his first act of vengeance, Karlsson pulls up alongside one of the jurors in a red corvette, outside Arizona, who's just been married as indicated by the sign on the back of the car. Without hesitation, Karlsson blasts his head off with a shotgun. After that we meet Claire, a dinner waitress, who with her friend Vicki, team up with FBI Agent Naughton, to locate the murderer of Officer Kent, the man introduced earlier. Eventually, it is revealed to be Karlsson, as indicated by the clues. .

Leonard Karlsson has not been a contender in any CBUB matches.