- "Times" Pipeline
- "Times" Pipeline/Gallery
- '80s Bebop (2017 action figure)
- '80s Leonardo (2017 action figure)
- '80s Rocksteady (2017 action figure)
- (That's Your) Consciousness
- ...And Deliver Us from Evil
- ...And Out Came the Reptiles
- ...And Out Came the Reptiles, part 1/Transcript
- ...And Out Came the Reptiles, part 2
- ...And Out Came the Reptiles, part 2/Gallery
- ...And Out Came the Reptiles, part 2/Transcript
- ...Get Bore-us the Bear!
- 1/4 Pipe Fight
- 100% Processed American Cheese Full Lariat
- 11" Bebop (2016 action figure)
- 11'' Metal Mutants Leonardo (2015 action figure)
- 11'' Movie Donatello (2014 action figure)
- 11'' Movie Leonardo (2014 action figure)
- 11'' Movie Michelangelo (2014 action figure)
- 11'' Movie Raphael (2014 action figure)
- 12'' Giant Cyber Samurai (unreleased action figure)
- 1492
- 1983
- 1984
- 1985
- 1986
- 1987
- 1988
- 1988 Original Series (2019 action figure set)
- 1989
- 1990
- 1991
- 1992
- 1993
- 1994
- 1995
- 1996
- 1997
- 1998
- 1999
- 20,000 Leaks Under the City
- 20,000 Leaks Under the City/Gallery
- 2000
- 2001
- 2002
- 2003
- 2004
- 2005
- 2006
- 2007
- 2008
- 2009
- 2010
- 2011
- 2012
- 2013
- 2014
- 2015
- 2016
- 2017
- 2018
- 2019
- 2019 San Diego Comic-Con Exclusive Shredder (2019 action figure)
- 2020
- 2090
- 2105
- 23rd Street
- 24" Leonardo Turtle to Playset (2015 toy)
- 25th Anniversary Fugitoid (2009 action figure)
- 2nd Time Around (2003 TV series)
- 2nd Time Around (2003 video games)
- 2nd Time Around (Golden Harvest/Imagi)
- 30 Minutes or Less
- 30 Minutes or Less/Gallery
- 35 Days of Kevin Eastman
- 3 Ninja Tales
- 3 Pack Exclusive Leonardo (2014 action figure set)
- 49th Street Stompers
- 49th Street Stompers/Transcript
- 4Kids Entertainment
- 4 Film Favorites: Teenage Mutant Ninja Turtles Collection
- 4th Street
- 5-U-93-R
- 5th Anniversary Collector's Turtle (1992 action figure)
- 79th Dimension of Null-Time
- 9-Ball
- 9.95
- A-1 Pizza
- A.C. Farley
- A.J. Buckley
- A. G. Parr
- A. J. Howard
- A6 Annihilator
- A6 Annihilators (1987 video games)
- ABC's for a Better Planet
- AJ Locascio
- A (Bull) Wrinkle in Time
- A (Bull) Wrinkle in Time/Transcript
- A Bad Case of the Meat Sweats
- A Better Mousetrap
- A Better Mousetrap/Gallery
- A Better Mousetrap (Dreamwave)
- A Chinatown Ghost Story
- A Chinatown Ghost Story/Animations
- A Chinatown Ghost Story/Gallery
- A Chinatown Ghost Story/Transcript
- A Christmas Carol
- A Christmas Carol/Transcript
- A Dusk, a Dawn
- A Fish Out of Water
- A Fish Out of Water/Gallery
- A Fishy Adventure
- A Foot Too Big
- A Foot Too Big/Animations
- A Foot Too Big/Gallery
- A Foot Too Big/Transcript
- A Forgotten TMNT Adventure
- A Ghost Story
- A Ghost Story/Transcript
- A Klunk Adventure
- A Klunk Adventure/Transcript
- A Knight in New York, Part 1
- A Knight in New York, Part 2
- A Knight in New York, Part 3
- A Knight in New York, Part 4
- A Knight in New York, Part 5
- A Knight in New York, Part 6
- A Lot to Learn
- A Lot to Learn/Transcript
- A Perfect Evening
- A Real Snow Job
- A Real Snow Job/Gallery
- A Splinter in the Eye of God?
- A Splinter in the Eye of God?/Transcript
- A Tale of Master Yoshi
- A Tale of Master Yoshi/Gallery
- A Tale of the Teenage Mutant Ninja Turtles
- A Tale of the Teenage Mutant Ninja Turtles/Transcript
- A Teenage Mutant Ninja Turtles Story
- A Teenage Mutant Ninja Turtles Story/Transcript
- A Thing About Rats
- A Thing About Rats/Gallery
- A Thing About Rats/Transcript
- A Turtle in Time
- A Turtle in Time/Gallery
- A Visit to Stump Asteroid
- A Whole New Shell Game
- A Wing and a Prayer
- A Wing and a Prayer/Gallery
- Aaron Conley
- Abanak
- Abandoned Green Street mansion
- Abandoned airport
- Abandoned industrial park (Mirage)
- Abandoned space station
- Abandoned theater (IDW)
- Abby Elliott
- Abdul
- Abe Audish
- Abigail Finn
- Abigail Finn/Gallery
- Abner Cadaver
- Abraham Lincoln
- Ace Duck
- Ace Duck (1987 TV series)
- Ace Duck (1989 action figure)
- Ace Duck (2012 TV series)
- Ace Duck (Archie)
- Ace Duck (Archie)/Gallery
- Ace Duck (IDW)
- Acme Cement
- Acme Electronics
- Acme Research
- Acme Traps
- Acre
- Acre farmer
- Acropolis
- Across the Universe
- Across the Universe/Gallery
- Action Vinyls
- Activision
- Adam Archer
- Adam Beechen
- Adam Carl
- Adam DeVine
- Adam Fietz
- Adam Gorham
- Adam Guzowski
- Adam Lucas
- Adam McKabe
- Adam McKay
- Adam Riches
- Adam Van Wyk
- Adolf Hitler
- Adventurer Turtles
- Adventures in Bunnysitting
- Adventures in Bunnysitting/Transcript
- Adventures in Turtle-Sitting
- Adventures in Turtle-Sitting (1987 episode)
- Adventures in Turtle-Sitting (1987 episode)/Gallery
- Adventures in Turtle-Sitting (1987 episode)/Transcript
- Adventures in Turtle Sitting/Gallery
- Adventures in Turtle Sitting (2003 TV series)
- Adventures in Turtle Sitting (2003 TV series)/Transcript
- Adventures of Bugman
- Adventures of Mikey & Mikey
- Adversary
- Aeons
- Aeons/Gallery
- Aeri Yoon
- Aerwyl Imperial Fleet
- Africa
- After the Bomb
- After the Bomb (IDW)
- After the Bomb (Palladium)
- Agatha Marbles
- Agent Bishop (2006 action figure)
- Agnieszka Marek
- Aguila
- Aguila (2007 video games)
- Aguila (Golden Harvest/Imagi)
- Agustín Graham Nakamura
- Ahmed Turt-el
- Ahnold
- Air Ninja Foot Soldier (2004 action figure)
- Air Ninja Shredder (2004 action figure)
- Air Turtle
- Air Turtle/Animations
- Air Turtle/Gallery
- Air Turtle/Transcript
- Aircar
- Airforce Mutation Donatello (1994 action figure)
- Airforce Mutation Raphael (1994 action figure)
- Ajax Pest Control
- Aka
- Aka's Feather
- Aka's trailer
- Aka/Gallery
- Akane
- Akemi
- Akemi/Gallery
- Akio Katō
- Akio Ōtsuka
- Al
- Al'Falqa
- Al-Beardo the Pirate
- Al (Menace Maestro, Please)
- Al Be Back
- Al Be Back/Animations
- Al Be Back/Gallery
- Al Be Back/Transcript
- Al Gordon
- Al Gordon/Appearances
- Al Gordon/Gallery
- Al Hadidah
- Al Kahn
- Alan Bay
- Alan Oppenheimer
- Alan Quah
- Alan Ritchson
- Alan Tudyk
- Alan Wan
- Alan Wang
- Alaska
- Albany
- Albearto
- Albearto's
- Albearto/Animations
- Albearto/Gallery
- Albearto (2018 action figure)
- Albearto Land
- Albert
- Albert Puzorelli
- Alberto
- Alberto (IDW)
- Alberto (IDW)/Gallery
- Alberto Ponticelli
- Alec Holland
- Aleister
- Alessandra Ambrósio
- Alessandra Ambrósio (Paramount)
- Alessio Zonno
- Alex Deligiannis
- Alex Garner
- Alex Kotkin
- Alex McArdell
- Alex Noe
- Alex Noe/Gallery
- Alex Wilde
- Alex Winter
- Alex Winter (1987 TV series)
- Alex Winter (IDW)
- Alex Winter (IDW)/Gallery
- Alexa Pasztor
- Alexander Archipelago
- Alexis Page
- Alfonse
- Alfred & Michelangelo (2019 action figure set)
- Alfred Pennyworth
- Alfred Pennyworth (Batman vs. TMNT)
- Alfred Pennyworth (Batman vs. TMNT)/Gallery
- Alfred Pennyworth (Crisis in a Half Shell)
- Alfred Pennyworth (DC Animated Universe)
- Alfred Pennyworth (Prime Earth)
- Alfredo
- Alfredo Miller
- Algae and worms
- Algae and worms/Gallery
- Algernon
- Algernon's spacecraft
- Algernon/Gallery
- Alicia Chan
- Alien
- Alien Express Card
- Alien Hunter Buzzrok (2007 action figure)
- Alien Hunter Donatello (2007 action figure)
- Alien Hunter Dumpjumper (2007 action figure)
- Alien Hunter Leonardo (2007 action figure)
- Alien Hunter Michelangelo (2007 action figure)
- Alien Hunter Multiflex (2007 action figure)
- Alien Hunter Raphael (2007 action figure)
- Alien Hunter Thrashmor (2007 action figure)
- Alien Invaders
- Alien Invaders/Transcript
- Alien Invaders (1987 TV series)
- Alien Invaders (Mirage)
- Alien Invasion
- Alien turtle
- Aliens Among Us
- Aliens Among Us/Gallery
- Alim
- Alim (Archie)
- Alim (Archie)/Gallery
- Alim Coelacanth
- Alina Foley
- All-Beef Grenade
- All Effects Company
- All Hallow's Thieves
- All Hallow's Thieves/Transcript
- All Hallows Thieves
- All Hallows Thieves/Gallery
- All Tomorrow's Yesterdays
- All Tomorrow's Yesterdays/Transcript
- All in the Family
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