Leonardo stumbles across an underground fight ring in Mutant Town that caters to both humans and mutants. When Casey Jones convinces Leo to join in, he's startled to find that one of his opponents is someone of grave importance to him!

The Shredder returns and Mutant Town is in danger of being destabilized by forces outside and in! Oroku Saki has been to Hell and back, but will he now come to the Turtles as friend or foe? Meanwhile, April makes a stand against Baxter Stockman--with dangerous consequences and the Mutanimals take drastic steps that will put them on a collision course with the TMNT! Then, as a protest at the Mutanimals HQ turns violent, TMNT allies and enemies rush to take advantage of the situation but not before Old Hob makes a surprise decision that will shake allegiances! Collects issues #118-123 of IDW's Teenage Mutant Ninja Turtles.

The Shredder returns and Mutant Town is in danger of being destabilized by forces outside and in! Oroku Saki has been to hell and back, but will he now come to the Turtles as friend or foe? Meanwhile, April makes a stand against Baxter Stockman—with dangerous consequences—and the Mutanimals take drastic steps that will put them on a collision course with the TMNT! Then, as a protest at the Mutanimals HQ turns violent, TMNT allies and enemies rush to take advantage of the situation, but not before Old Hob makes a surprise decision that will shake allegiances! Collects issues #118–123 of IDW's Teenage Mutant Ninja Turtles.

APOCALYPSE NOW! The pawns have fallen! The rooks have hunkered down. The knights continue to rally! All the while the Rat King has looked on in glee as Oruku Saki, the Teenage Mutant Ninja Turtles, and even his allies, the Trio of Terror, have played their parts. But now, as true chaos becomes manifest, the regent of rodents is faced with the full results of his machinations. THE PANTHEON WILL PLAY! Whether chaos reigns or order wins the day, what comes next will forever change the world of the TMNT. Don’t miss the epic conclusion of The Armageddon Game!

Presenting the complete TMNT stories in recommended reading order, including one-shots, crossovers, and event series. Everything a beginner could need, everything a diehard could want. TMNT co-creator Kevin Eastman and writer Tom Waltz guide readers through a ground-breaking new origin and into epic tales of courage, loyalty, and family as the Turtles and their allies battle for survival against enemies old and new in the dangerous streets and sewers of New York City. Collects the first 12 issues of the Teenage Mutant Ninja Turtles ongoing series, plus the Raphael, Michelangelo, Donatello, Leonardo, and Splinter Micro-Series one-shots.

April is on the run after discovering a scheme with dire consequences for Mutant Town. Meanwhile, the Mutanimals take drastic steps that will put them on a collision course with the TMNT!