Dave accepts an improbable mission, Mac makes a run for the border, and Erich time travels with Stephen King. Reviews of Sherlock Holmes: Game of Shadows, Fox's Alcatraz, Merlin: Season 3, Paranormal Activity 3 (Blu-ray), Real Steel (Blu-ray), and Hell and Back Again (Blu-ray). Plus! Live-action fighting robots, Secret passageways, Scythes.