A recent Honkai: Star Rail leak has provided details on the Aventurine boss, who will allegedly arrive in update 2.5. Honkai: Star Rail will bring several new bosses in update 2.5, including Borisin Warhead: Hoolay and Desperate Diceroller. Based on leaks, Desperate Diceroller is the hostile version of Aventurine, who wears a colorful mask and utilizes a unique ability kit. He will allegedly debut in the first phase of the next update on September 10.