Banjo-Kazooie: The Clash of Realms (originally named Banjo-Kazooie 2 and code named: Banjo-Behemothie) is the the sequel to the film/fanfiction Banjo-Kazooie: The Movie, done by author TheSuperFrank225. It centers around Banjo, the heroic bear and Kazooie, discovering a mystical item called the Courtious Gem, fusing the powers of the outer realms with the inner realms of his world.
20,000 years ago, the Jinjo rapture happened by the mysterious beast named Cyclo. Within his rampage of power, a mysterious item was hidden in Spiral Mountain. Now, within tme passing by, and Banjo discovering the item with Kazooie, a clash between realms happen, causing a huge catastrophe. Now the only thing they have left is each other as they set on a journey that can change their lives forever.