Findings:
- Ninja Gaiden
- Ninja Gaiden: Dragon Sword
- Zelda: Gaiden
- Tactics Ogre Gaiden: The Knight of Lodis
- Gaiden
- Barkley Shut Up and Jam: Gaiden
- Teenage Mutant Ninja Turtles
- ninja
- Ninja Scroll
- Ninja Tune
- ninja pose
- ninja magic
- Last Ninja
- Ninja PC
- The Ninja Craze
- Mystical Ninja
- kung-fu space ninjas
- Ninja Pope (user)
- ninja infestation
- Last Ninja 2
- 10 steps to becoming a Perl Ninja
- Practical applications of Tijuana-made Ninja stars
- Every film needs a ninja
- Death to Antarctican Robotic Death Ninjas
- ninjA (user)
- Nokia Ninja
- Ninja Resurrection
- American Ninja
- politics needs ninja
- greedy ninja
- Blinking Ninja Death
- National Association for the Advancement of Ninjas
- Feng Shui ninjas
- Jim Ninja laws
- Dishonorable Ninja (user)
- I got peanut butter on my ninja pants
- robotic ninja (user)
- ninja sex
- Master Lee's School of Samurai Ninja Asskick-Ryu Karate
- ninja cat
- Master Ninja
- Ninja World
- Ninja Burger
- Ninja pine cone training
- Cyber Ninja
- Guns don't kill people. Ninjas kill people.
- Jubei chan, The Ninja Girl: Secret of the Lovely Eyepatch
- Ninja Spirit
- Ninja Combat
- Ninja High School
- A Young Ninja's Story
- Ninjai: The Little Ninja
- A ninja's favorite drink
- Ninja Dispatch
- Kid Niki: Radical Ninja
- Mafia Vs. Ninja
- naked ninja (user)
- Last Ninja 2 - Hymn
- I like Ninjas
- Chinese Super Ninja
- Teenage Mutant Ninja Turtles: Back from the Sewers
- Inindo : Way of the Ninja
- Ninja Clown (user)
- Ninja Assault
- Free to good home: One slightly used ninja
- Meme Ninja
- the ping pong ninja (user)
- Teenage Mutant Ninja Turtles IV: Turtles in Time
- BS Super Ninja Kun
- The Ninja Scare
- Operation: Ninja Patriot
- Ninja mask
- Ninja III: The Domination
- Jack Bauer
- water ninja (user)
- the ninja (user)
- Ninja Five-O
- 3 Ninjas
- Surf Ninjas
- Beverly Hills Ninja
- The Secret Doctrine of the Yagu Ninja
- ninja sword
- Real Ultimate Power: The Official Ninja Book
- Tiny Ninja Theatre
- White Ninja Comics
- Listen, boy. Everyone is their own kind of ninja.
- Ninja Wars
- How to kiss like a ninja
- Japanese Ninja Museums
- Ninja vs. Pirates
- Ninja Pirate Monkey Cookies
- Bureau of Ninja Affairs
- A Ninja Pays Half My Rent
- Ninja Tom (user)
- sarcastic ninja (user)
- ninjas in space (user)
- Ninjas are people too
- Cyborg Ninja (user)
- Pirates and ninjas: why they should be friends but can't be
- Ninja Batman and the Black and White City
- This ninja is getting increasingly incompetent!
- Basilisk: The Kouga Ninja Scrolls
- the law of inverse ninjas
- 3 Ninjas: High Noon at Mega Mountain
- Drunken Ninja
- Tongan Ninja
- Ninja Bachelor Party
- super mutant morph ranger alien killer commando ninja death troopers
- American Ninja (user)
- Ninjas are mammals
- The Pirate and the Ninja
- Ninja Madras
- Chicken Ninja Masala
- Attacked by ninjas, you say?
- ninja assassin (user)
- Five Element Ninjas
- Ninja with a Sawzall
- Ninja Rap
- The Illuminatus! Trilogy
- New Jersey Trilogy
- trilogy
- the Ants Trilogy
- Schrödinger's Cat trilogy
- Gormenghast Trilogy
- The Tripods Trilogy
- The Harper Hall Trilogy
- The Star Wars Trilogy
- Indiana Jones Trilogy
- The Deptford Trilogy
- The Brentford Trilogy
- The Armageddon Trilogy
- Mars Trilogy
- Wurlitzer Trilogy
- The Godhead Trilogy
- Dark Elf Trilogy
- Ram Trilogy
- Etienne Trilogy
- Torch Song Trilogy
- The Finder's Stone Trilogy
- Crumar Trilogy
- Soul Blazer Trilogy
- The Christ Clone Trilogy
- Gaean Trilogy
- The Godfather trilogy
- New York Trilogy
- The Alienation trilogy
- New Jersey Trilogy Boxed Set Box
- The Darksword Trilogy
- Sewer, Gas, & Electric: The Public Works Trilogy
- Parallels in the two Star Wars trilogies
- Back to the Future Trilogy
- Samurai Trilogy
- trilogy (user)
- The Secrets of the Back to the Future Trilogy
- Word and Void Trilogy
- Border Trilogy
- Sabriel Trilogy
- The Steampunk Trilogy
- Black Jewels Trilogy
- Empire of Dreams: The Story of the Star Wars Trilogy
- An American Trilogy
- Bridge Trilogy
- Liveship Traders trilogy
- The Hunger Games Trilogy
- The Blademourner Trilogy - A Five Part Saga in Seven Acts.
- The Cornetto Trilogy
- The Hobbit Cinematic Trilogy
- The Dark Star Trilogy
- The Broken Empire Trilogy
- The Red Queen's War Trilogy
- The Imperial Radch Trilogy
If you Log in you could create a "Ninja Gaiden Trilogy" node. If you don't already have an account, you can register here.