3 Ninjas Knuckle Up

A classic martial arts drama featuring the journey of a young boy learning karate to defend himself against bullies. The themes of personal growth and fighting for justice are in line with the spirit of 3 Ninjas Knuckle Up.

Filled with gadgets, humor, and action, Spy Kids revolves around siblings who become secret agents to save their parents, which should appeal to fans of 3 Ninjas Knuckle Up because of the children protagonist's engaging in high-stakes adventure.

This spirited martial arts comedy is where the saga began, introducing the young ninja brothers and their penchant for combining action with humor. Fans of 3 Ninjas Knuckle Up will enjoy seeing the origins of their beloved characters in their initial outing.

A fantasy-filled adventure featuring a young boy who daydreams about being a sidekick to a movie action hero. The film provides a blend of martial arts fantasy and real-world coming-of-age story similar to the youthful energy of 3 Ninjas Knuckle Up.

The ninja brothers are back in action, this time working to save a theme park from an evil villain. It captures the essence of the series with a blend of energetic fight scenes and slapstick laughs familiar to fans of 3 Ninjas Knuckle Up.

With a mix of martial arts and surfer culture, Surf Ninjas follows two brothers who discover their royal heritage and ninja destiny, offering family-friendly action and comedy akin to what can be seen in 3 Ninjas Knuckle Up.

This sequel to the original 3 Ninjas film finds the trio heading to Japan to compete in a ninja tournament, delivering the same action and comedy that made 3 Ninjas Knuckle Up a delight. It's a must-watch for those who can’t get enough of the adventurous siblings.