Long before becoming a pawn in the Rat King’s Armageddon Game, Leatherhead ran rampant as one of the TMNT’s most iconic foes! Relive some of the ruinous reptile’s most raucous tales in this collection featuring the lethal Leatherhead!

As the Turtles continue to get used to a world leading the Foot Clan post-Shredder, they return to the Technodrome to monitor the revival of the Utroms on Burnow Island. They are surprised to meet a new mutant: Leatherhead! Will the mysterious mutant be friend or foe? Collects issues #56-60.

When the Turtles discover a mutated crocodile named Leatherhead, they learn about his plight and the return of an old enemy.

A new age begins for the Turtles as the epic events of the past have created new opportunities for the future--but new dangers as well. While the Turtles adjust to a world leading the Foot Clan post-Shredder, they return to the Technodrome to monitor the revival of the Utroms on Burnow Island and are surprised to meet a new mutant: Leatherhead! Plus, Kitsune still poses a threat, and a new group, the Street Phantoms, enters the fray! Collects issues #51-64 of the Teenage Mutant Ninja Turtles ongoing series.

What makes great heroes? Great villains of course! And the TMNT have some of the greatest in pop culture! This third collection digs into the dark underbelly of the Turtles' world, focusing on Leatherhead, Baxter Stockman, Rat King, and of course, the sinister Shredder! Gathering stories from throughout their history, see the characters develop from their early roots in the original comics to their monstrous present day incarnations. Delve into issues from the Mirage series, TMNT Adventures, and Tales of the TMNT to IDW's current ongoing universe. Uncover crucial tales of tragic occasional TMNT ally Leatherhead, conniving scientist Baxter Stockman, the otherworldly Rat King, and the Turtles' archnemesis, Shredder. Includes issues by TMNT co-creators Kevin Eastman and Peter Laird, plus contributions from Dan Duncan, Paul Allor, Mateus Santolouco, Jim Lawson, Ryan Brown, Dean Clarrain, Tom Waltz, and Bobby Curnow.

The Tales of the TMNT series presents short, one-issue stories that give readers an in-depth look at Leonardo, Michelangelo, Donatello, Raphael, Casey Jones, and Splinter, while also delving into the stories of background characters like Nobody, Rat King, and Savanti Romero. Collects issues #1–7 of the original series, Tales of the TMNT, and issues #1–8 of the 2004 re-launch, Tales of the TMNT Volume Two. Presented in all-new color.