Shrek: Reekin' Havoc is a single-player action platformer game in which players control either Shrek or Princess Fiona as they navigate through various levels to defeat enemies and save their fairy tale friends. In this game, the storyline revolves around the Ghost of Lord Farquaad casting an evil spell to seek revenge on Shrek, Princess Fiona, and other fairy tale characters, prompting the player to restore peace and order. It stands out with its unique blend of humor and adventure, featuring diverse levels, character transformations, and creative gameplay mechanics that leverage the platformer genre on the Game Boy Advance.