Given the historical context of early 20th-century cinema and Georges Méliès's known filmography, 'The Mystery of the Garrison' does not feature identifiable LGBTQ+ characters or themes. Méliès's works primarily focused on fantastical narratives and special effects, predating open cinematic exploration of such social identities.

The 1902 silent trick film "The Mystery of the Garrison" does not feature any identifiable transsexual characters or themes. Its narrative centers on a soldier's magical disappearance and reappearance, typical of Georges Méliès's early special effects work, without engaging with gender identity.

The movie does not contain any action or adventure elements.

The film "The Mystery of the Garrison" is an early silent film by Georges Méliès. There is no widely recognized source material with established characters whose gender could have been altered for this adaptation. Characters are original or generic, precluding a gender swap.

The film is an original short from 1908 by Georges Méliès. There is no evidence of prior source material or historical figures that would establish a canonical race for any character before this film's production, thus precluding a race swap.