Teenage Mutant Ninja Turtles' Lost Stories Expose The Last Ronin's Past

Published Sep 15, 2026, 8:00 AM EDT Patrik Walker is an Emmy Award–winning writer who covers all things Comics & Superheroes. His work can also be found at the Dallas Cowboys, The Sporting News, and CBS Sports, among other outlets. One of the most respected names in his field, he is also a diehard enthusiast of all things comics, anime, gaming and movies — thriving in spaces where discussions involving those or similar topics reign supreme. One of the best storylines in the history of the Teenage Mutant Ninja Turtles franchise just got even better. It is no secret that The Last Ronin arc is as wonderful as it is iconic, and that means any new entry gets a well-deserved clamoring from readers. IDW Publishing is looking to scratch that itch in a very big way with Teenage Mutant Ninja Turtles: The Last Ronin — Lost Years, a mid-summer release that has quickly become the talk of New York City's underground tunnels. TMNT: The Last Ronin Gets Exciting Entry, With a Twist Writer: Kevin Eastman, Tom Waltz Art/Illustration: S.L. Gallant, Ben Bishop Type: Paperback Length: 208 pages Price: $19.99 U.S. Per the official synopsis: "An epic prequel to the smash-hit graphic novel TMNT: The La...