ONA
Description
The Dark Mirror is a central magical artifact and character in the anime Disney Twisted-Wonderland The Animation: Episode of Heartslabyul. Resembling the iconic magic mirror from the classic Disney film Snow White, this sentient mirror resides in the Mirror Chamber of Night Raven College, where it floats above a fountain. Its primary function is to serve as the gateway for the prestigious academy's entrance ceremony. Headmage Dire Crowley summons it with the incantation, Mirror mirror, close at hand, come from farthest space, after which it dispatches magical carriages to transport chosen students from across different worlds to the college.

Upon a student's arrival, the Dark Mirror plays the critical role of evaluating their soul. It determines their magical aptitude and the nature of their spirit, assigning each newcomer to one of the seven dormitories based on the qualities of the Great Seven villains. However, the Dark Mirror is more than a simple sorting tool; it possesses a distinct personality and a powerful will of its own. When the protagonist, Yu, arrives and a disruption occurs during the ceremony, the Dark Mirror is called upon to assess him directly. In a definitive and impartial statement, it confirms that it senses no magic, color, or shape within his soul, declaring him to be without magical power.

Beyond its role as a gatekeeper and judge, the Dark Mirror is also the key to interdimensional travel. When it becomes clear that Yu has no place in this world, Crowley attempts to use the mirror to send him back. However, the Dark Mirror reveals a limitation to its power: it cannot reverse the journey because the specific world from which Yu originated does not exist in any known record, leaving him stranded in Twisted Wonderland. This incident highlights its deep connection to the fundamental laws of this universe. Its notable abilities include interdimensional teleportation of individuals, profound soul-reading capabilities that bypass any spoken claims, and a form of clairvoyance, as Crowley consults it to find the voices and faces of potential students. The Dark Mirror acts as a neutral, almost oracular figure, its pronouncements being final and without judgment, simply stating the facts of a person's magical nature. Its key relationship is with Headmage Crowley, who acts as its steward, as well as with every student who must pass its assessment to enter the college. While its primary role is established in the induction ceremony, its mysterious connection to other worlds and its sentient nature suggest a deeper, more enigmatic background within the story's lore. Information regarding its personal motivations or any character development over the course of the series is not available.