When Cole returns to Yang's haunted temple to seek revenge on a former Airjitzu Master, he accidentally uses a powerful Dark Magic blade that unleashes the spectral forms of Ninjago's greatest villains and traps himself in the temple. The Ninja must return the ghosts to the Departed Realm before it's too late.

At a time when nations are warring, a sword with mysterious power called "Heaven's Sword" is stolen. The sword is said to give its wielder the power to conquer the world. Various ninja all over Dokutake Castle and beyond also manuevering for this sword of immense power. Rantaro and his classmates are assigned to retrieve the stolen sword, their first real ninja mission.

During the events of the Chushingura incident, Mumyo, a disgruntled Shogunate secret agent, retires from post, disillusioned by the concept of loyalty. Meanwhile, the leader of the Uesugi Clan, who is Lord Kira’s son, sends a group of Ninja assassins to kill the Ako Ronin before they take revenge on his father. But, the chief retainer of the clan sees the foolishness of this plan and hires Mumyo, along with a group of Female Ninja, to stop the assassins and destroy the Ako Ronin from the inside.

The evil criminal leader Kendrick has kidnapped an elderly biochemist who holds the secret to creating a biological superweapon. The only person who can possibly stop Kendrick and his gang is L. A. cop Sam Kettle and martial arts master Jun Kim (uncle of a little girl also kidnapped by Kendrick). Together, they go to war against an army of ninjas to rescue the hostages and bring their kidnappers to justice.

Even though Gennosuke and Oboro are from rival ninja villages, they are secretly in love. At an annual conference with the Lord, it is dictated that a competition--a fight to the death--will take place between the five best shinobi from each village. Gennosuke and Oboro's love is made even more impossible when they each got picked as the leader of the five to represent their respective villages.

Bernie and Chic are two loveable goofballs just looking for easy work, sexy ladies, and a good slice of pizza. But a beating from a gang of thugs convinces the buddies to train in the martial arts in the hopes of meeting girls… and maybe learning a little self-defense.

Steve is a Ninja. He's been called in by the police to help them in their investigations. He's to work with Kevin, a police lieutentant. They are investigating the break-in at the Federal Research Institute, where despite heavy security, 7 Ninja warriors manage to steal a vital document. Well pleased with their night's work, they return to their master, Kurodo, who finds they only have a half of the information they need. The police capatain wants results. Kevin suspects that a Japanese Garden he visited once with Steve could be the headquarters of Kurodo and his Ninja's and goes in search of proof. He's caught spying and is tortured and killed. After the disappearance of Kevin, Steve opens his Ninja box. He breaks the seal of his Katana and starts the Mantra. He attacks the Japanese Garden, eliminates the Ninja warriors and after recovering the documents and blowing up the laboratory, finally meets Kurodo, there can only be one victor...

The mysterious masked ninja answers questions sent in by viewers while occasionally punctuating his responses with martial arts moves in this collection of comedic shorts that first debuted on the Web. The compilation includes the first episodes from creators Kent Nichols and Douglas Sarine and 10 "Special Delivery" sketches, as well as some of the media coverage about this unusual character.

"Cut-and-paste" transformation of Taiwanese movie "Tian Zhuang A Ge" (1983; directed by Chu Yen-Ping and Chao Chen-kuo\) with new Hong Kong footage. A ruthless gang of Ninja marauders, a kidnapped maiden and a young man seeking vengeance set the stage for "The Ninja Showdown." Warlord boss Jing and his evil band of Purple Ninjas are unstoppable highly trained assassins who ravage a peaceful town. But when the outlaw Ninjas abduct his girl, a wrathful Tony unleashes a furious assault with the help of Ninja Master Gordon. Together, these two men lay waste to Jing's army in a shattering battle to secure their honor and rescue the town from the clutches of a greedy and oppressive tyrant.

After the School Wi-fi is shut down, one lone student must make the hazardous trek across campus in order to turn in his assignment.

Real-life kung fu master Nathan Ingram stars in this gritty, low-budget martial arts epic as a local karate school owner who clashes with a gang of drug traffickers posing as the owners of a rival dojo. Director Charlie Ahearn (who helmed the landmark hip-hop film Wild Style) used the housing projects next to his New York Lower East Side apartment as his central location in this 1979 classic, shot on a vintage Super 8 camera.

A strange cult spreads its evil influence across the country, and it's up to Akakage to find out what the nefarious organization is up to. Based on Episodes 1 through 3 and Episodes 5 through 6 of the 1967 Akakage TV Series