A Honkai: Star Rail player has discovered a useful trick with five-star character Topaz in the Simulated Universe's Adventure Domains. The popular sci-fi RPG from HoYoverse offers players a wide variety of ways to experience the game through its many different game modes. Aside from playing through the game's story and exploring its worlds, Star Rail offers a plethora of game modes including the Forgotten Hall, the many event-related mini-games, and the upcoming "Pure Fiction" game mode. However, arguably the most popular of the game's alternative challenges is the roguelike Simulated Universe.