Adventure Time: The Secret of the Nameless Kingdom is a top-down adventure video game developed by WayForward Technologies with the help of Pendleton Ward under license from Cartoon Network Interactive. It was published by Little Orbit for Microsoft Windows, PlayStation 3, PlayStation Vita, Xbox 360 and Nintendo 3DS. This is the third game based on the animated television series Adventure Time after Hey Ice King! Why'd You Steal Our Garbage?!! and Explore the Dungeon Because I Don't Know!, and the first from American publisher Little Orbit. The game was first announced on May 8, 2014 and was released on November 18, 2014. The game was released in Japan on December 15, 2016. The game's plot takes Finn and Jake to discover the secrets through uncharted territories within the Land of Ooo. The game features a top-down perspective adventure game with puzzle elements, similarly to Explore the Dungeon Because I Don't Know!. The game was removed from digital storefronts on March 31, 2018, due to the expiration of Little Orbit's Adventure Time license. However, the Xbox 360 version was made backwards-compatible on both the Xbox One and Xbox Series X and S on November 15, 2021. Gameplay Secret of the Nameless Kingdom plays similarly to top-down entries of The Legend of Zelda series, particularly The Legend of Zelda: A Link to the Past; various elements such as dungeon crawling, sword-based combat, explodeable walls, etc., carry over from Link to the Past to Secret of the Nameless Kingdom. The main goal of the game is to rescue 3 princesses of the Nameless Kingdom, each residing in their own temple. After rescuing the third princess, Nightmare Princess, the player must then tackle a final dungeon and defeat Nightmare Princess to end the game. Plot The game begins with Finn camping in the rain. He hears the voice of Jake who tells him to venture into a nearby castle dungeon. Jake then reveals he was inside Finn's pocket, and as the two venture through the tutorial dungeon, Finn and Jake recall that they were sent to the kingdom they're currently in, the Nameless Kingdom, on an important mission by Princess Bubblegum. Eventually reaching the castle's main hall, Finn and Jake encounter a butler who informs them of their quest: they must rescue the 3 princesses of the kingdom in preparation for the upcoming coronation. Finn and Jake rescue the first two princesses, Lullaby and