The Turtles become unstuck in time, hurtling into the past after meeting an interdimensional traveler named Renet. Meanwhile, Shredder and Krang attempt to overcome their differences and join forces, while Old Hob perfects the art of creating mutants. A new invention sends the Turtles to a New York City overrun by ghosts, leading to an unexpected crossover with the Ghostbusters.

This volume is presented as an essential compilation for both new and existing fans of the Teenage Mutant Ninja Turtles, offering a comprehensive collection of stories in a recommended reading order. The inclusion of significant arcs like 'Turtles in Time' and the 'TMNT/Ghostbusters' crossover highlights its value in showcasing key narrative developments and exciting inter-series events. The narrative structure promises a blend of time-travel adventures, villainous team-ups, and innovative mutant creations, all contributing to the expansive lore of the TMNT universe. This collection aims to satisfy the desire for completeness among dedicated followers while providing an accessible entry point for newcomers.