Chuck discovers that Rick created Ace Lightning, and that he is the Master Programmer. Rick explains why he created Kilobyte – but then Kilobyte goes rogue!

Mark has a tough choice when Samantha returns for a visit. Lady Illusion flees from Lord Fear, but Sparx suspects it's a trick.

The Rat summons a powerful cyborg who alternates between good and evil.

Running low on power, Ace Lightning is being stalked.

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Pilot episode in a new adventure. A teenager is playing a video game when lightning strikes, releasing the games's characters into the real world.

Ace has been captured and imprisoned by Lord Fear, and his energy is being drained. Mark teams up with a clueless Chuck to rescue Ace. However, soon Samantha becomes part of Lord Fear's plan to destroy Mark and Ace.

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It's Halloween and Mark decides to throw a party.

Has Ace fallen for Lady Illusion?

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Ace is infected with venom that turns him into a zombie.

Mark's class goes on a field trip to Lord Fear's carnival.

Lord Fear tries to attack Mark at home.

Has Chuck caught a UFO on film?

Mark's friend Pete visits from England - and is abducted by Lord Fear.

It's April Fools' Day and Mark is sick at home. So Lady Illusion attempts to play havoc at his expense.

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Duff Kent visits a psychiatrist to discuss his encounters with Lord Fear.

Chuck becomes a soccer star.

Ace tries to track down Mark in the not-so-great outdoors.

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