Finn and Jake find themselves traveling across different worlds in search of The Power -- turns out that Mordecai and Rigby might be able to help out...or make things worse. It's a crossover for the ages in this mash-up of two of our favorite Cartoon Network shows! When a powerful new villain threatens to conquer Adventure Time's Ooo, Princess Bubblegum sends Finn and Jake on a desperate quest to find The Power that can save the land--a power that Skips from Regular Show just happens to be hiding! Finn and Jake's arrival only exacerbates an existing tension between Mordecai and Rigby, and the trip back to Ooo threatens to tear two sets of bros apart...forever.

Twenty-five years after the epic battle between Pops and Anti-Pops, Mordecai, Rigby, and the rest of their friends return to the park for a reunion, only to get mixed up with a Fairy King bent on taking Mordecai and Rigby’s children. The Official Continuation of the Hit Cartoon Network Series! Twenty-five years after the epic battle between Pops and Anti-Pops, Mordecai, Rigby, and the rest of their friends return to the park for a reunion! Their crazy youth is nothing but a memory...or so Mordecai and Rigby think. It’s not long before these two friends stumble across a secret fairy world, find themselves young again, and have their children stolen by Viceroy Alberich, the Fairy King. Now 25 years younger, Mordecai and Rigby must work together to reform Alberich’s miscreant children if they want their own returned to them. Join writer Christopher Hastings (Adventure Time, Gwenpool) and newcomer artist Anna Johnstone in the official continuation of Cartoon Network’s Emmy Award-winning Regular Show.

Exploring the Land of Ooo: An Unofficial Overview and Production History of Cartoon Network’s "Adventure Time" is a guide through the colorful and exuberant animated television series that initially aired from 2010 to 2018. Created by visionary artist Pendleton Ward, the series was groundbreaking and is credited by many with heralding in a new golden age of animation. Known for its distinct sense of humor, bold aesthetic choices, and memorable characters, Adventure Time has amassed a fan-following of teenagers and young adults in addition to children. Popularly and critically acclaimed, the show netted three Annie awards, eight Emmys, and a coveted Peabody. In this thorough overview, author Paul A. Thomas explores the nuances of Adventure Time’s characters, production history, ancillary media, and vibrant fandom. Based in part on interviews with dozens of the creative individuals who made the show possible, the volume comprises a captivating mix of oral history and primary source analysis. With fresh insight, the book considers the show’s guest-directed episodes, outlines its most famous songs, and explores how its characters were created and cast. Written for fans and scholars alike, Exploring the Land of Ooo ensures that, when it comes to Adventure Time, the fun truly will never end.

With both of their broships on the line, Mordecai and Finn team up while Rigby and Jake go their own way. Will they be able to find the power before it's too late?

After escaping the attacks on the Candy Kingdom, Finn and Jake are in a totally not mathematical face-off with Mordecai and Rigby.