Ace LightningSeason 22005 · 13 episodesEpisodes1UpgradesMark returns from holiday to find that Ace plans to get back home. When Lord Fear starts rebuilding his army, how can Mark fight him alone?2The Game's OnLord Fear's army continues to grow as Lady Illusion finds another piece of the Amulet. Chuck receives an SOS from Ace in the Sixth Dimension.3Uninvited GuestMark's plans to spend time with Kat are ruined. Chuck relies on Ace as he is lured into a trap, while the Master Programmer's creation lurks in the shadows.4A Secret LifeChuck struggles to find Sparks. Kilobyte gives Lady Illusion a new power as part of a plan to infect Ace with human emotions.5Welcome to the NightmareAce is unable to control his anger after being infected with human emotions by Kilobyte. Mark and Chuck can't help as they are sent on a school trip.6The Search for SparxChuck is sucked into the game by the Master Programmer and it’s up to Ashley to help him. Ace's confidence is shaken as he and Mark are captured by Kilobyte.7Bound to FailMark takes his driving test. Meanwhile, Mr Cheseborough is duped into giving Lord Fear a new secret weapon when he is told lies about Ace.8Formula for DisasterMark takes it into his own hands to stop Rotgut but ends up destroying Cheseborough's lab. Ace's emotions continue to get the best of him.9ChoicesMark has a tough choice when Samantha returns for a visit. Lady Illusion flees from Lord Fear, but Sparx suspects it's a trick.10Rotgut Rides AgainChuck gives the Lightning Knights an upgrade which makes them invulnerable. Mark is jealous of his popularity but comes to the rescue when Sparx and Ace are wounded.11Putting It TogetherChuck discovers that Rick created Ace Lightning, and that he is the Master Programmer. Rick explains why he created Kilobyte – but then Kilobyte goes rogue!12Kilobyte Bites BackRick gets Chuck and Jessica’s help to destroy Kilobyte, but the rogue programme discovers their plan. Meanwhile, Kilobyte’s plan to eliminate the Lightning Knight begins.13The Master PlanSeason 1