The ninjas betray each other because of Connor, who then discloses his real identity and battles his cousin Mike.

The trio are reminded of what being a ninja really means when Grandfather stages an intervention.

Amanda assists Mike in preparing for his date with Julie by staging a practice date with him.

A former child star tries to recapture the fame of his youth by snatching celebrities. Meanwhile, Owen has trouble hiding his ninja skills.

Mike thinks the Skeleton Crew is burglarizing the city. Meanwhile, Owen pursues a new girl in school, unaware that she's really a detective doing undercover work.

A vengeful escaped convict poses as a student, and the ninjas attempt to identify him while they're serving detention.

Mike grows tired of doing police ride-alongs with his dad, but this time they encounter dangerous foes: Mechanov's human-machine hybrid offspring.

Mike's pals encourage him to ask out Julie, and soon after he learns about Amanda's breakup. Meanwhile, a colossal creature known as Quake wreaks havoc on the city.

The Ishina Clan kidnap Mike's cousin and demand the Floating Sword as ransom.

The feared Ishina Clan release a computer virus, which they hope will ruin the ninjas' lair.

A psychiatrist wants to experiment on the ninjas to see if he can transform human nature from good to evil.

Owen hosts a party on the same night as the popular kids, and Amanda attends both.

The kids attend a concert at school, where they are shocked to learn their favorite DJ is really a villain.

A gang of expert thieves go undercover as prep-school girls, and the ninjas must covertly take them down while on a field trip.

Mike and Owen investigate the case of a missing magician. Meanwhile, Amanda tries to make amends to Cameron after repeatedly canceling plans with him.

A computer geek leads a secret double life as a superhero, but his alter ego gets in trouble when he angers a mob leader.

The ninjas track X, an enigmatic assassin who's after a key witness that Mike's dad is protecting during a trial.

Amanda is captured by a doll-masked villain who transforms people into living dolls for his collection.

A recently released jewel thief wears disguises while committing crimes, hoping to get revenge on those responsible for incarcerating him.

An ecoterrorist targets a commercial developer who has little regard for the environment.

Amanda's biology teacher puts her in jeopardy after he mutates while conducting a secret experiment with insect DNA.

Craving adventure, Owen infiltrates a menacing gang to rescue an old pal. Meanwhile, Mike and Amanda try to soldier on without him.

The ninjas go after the menacing Checkmate following the disappearance of an undercover cop.

Infamous criminal Two Ton Harley breaks out of jail so that he can get sent to a different prison, where he can be with his motorcycle gang.

The ninjas try to stop an antiques thief who has a talent for knife throwing.

Mike Funkanaga forms a secret team of crimefighters after learning he's a descendant of ninjas. Mike's holographic grandfather counsels him, and then he and his friend try to rescue a classmate who's being held for ransom.