Mike Fukanaga is an awkward high school student who discovers that he comes from a long line of ninjas; Mike becomes ...

The ninjas pursue a cat burglar who will stop at nothing to get what she wants.

A villain escapes from prison and intentionally gets caught in order to be reunited with his motorcycle gang in anoth...

The ninjas take on chess prodigy villain named Checkmate who challenges them in chess-related games putting their liv...

Owen is having a hard time with the boring discipline of Grandpa's teachings. When he recognizes that an old friend i...

A biology teacher in school is experimentinting a cure to all diseases with insect DNA. He accidentaly adds too much ...

A masked eco-terrorist seeks revenge. Amanda falls for a rich boy who could be the ninjas new enemy.

Mike and the gang are suspicious when unlikley suspects turn bad, including one of Mike's own uncles. Meanwhile, Conn...

When Amanda is kidnapped by a villain who turns people into living dolls, Owen and Mike must infiltrate the villain's...

The ninjas must stop a mysterious assassin hired by the mob to kill a star witness being protected by Martin.

A computer geek leads a double life as a super hero named Kickbutt (Lucas Cruikshank), but his alter ego gets in trou...

A magician (Vince Corazza) fakes his disappearance, and Owen tries to solve the mystery by reviving his and Mike's ma...

A gang of thieves go undercover as prep-school girls.

Mike and Amanda try to cheer up Owen by taking him to a concert at the school.

Amanda struggles with popularity after she isn't invited to Melanie's party, but she soon gets invited thanks to Kell...

A demented psychiatrist lures the ninjas to an asylum to test his theory that he has the power to turn good into evil...

One Hour Special episode

Note: Nick considers Ishina as a single episode.

The ninjas must stop a villain named "Quake" (Esteban Cueto), a large man with metal gloves that is terrorizing the c...

Mike goes on a police ride-along with Martin. A villainous brother named Optic (Dennis Keiffer) and his sister Buzzsa...

The ninjas end up in detention and discover Jellyface escaped from prison. Now against one another, they try to figur...

A string of burglaries have occurred and Mike is convinced the Skeleton Crew, an underground secret society with ties...

Limedark (Danny Masterson), a former college actor, kidnaps his former cast mates, who have become famous, and has ho...

A man named Frostbite (Steve Monroe) starts to capture criminals and do the ninjas' work for them. But Amanda gets su...

Tensions flare after Grandfather traps Mike, Owen and Amanda in the dojo to stage an intervention, realizing they've ...

Mike's cousin, Connor, returns to Empire City to obtain the floating sword and set up a trap to the ninjas. Mike disc...