Due to a complete lack of plot details, character information, or thematic descriptions for 'Obra Maestra, 2024', it is not possible to determine if LGBTQ+ characters or themes are present, nor to evaluate their portrayal as positive, negative, or neutral. An assessment cannot be made with the provided data.

There is currently insufficient information regarding the film's plot or characters to assess the portrayal of transsexual individuals or themes. Without specific details on character arcs or story plots, a definitive evaluation cannot be made.

The movie does not contain any action or adventure elements.

There is no information provided regarding source material, historical figures, or legacy characters for 'Obra Maestra, 2024'. Without a pre-established baseline, it is impossible to determine if any character's gender has been swapped.

There is no information provided regarding the source material, character origins, or historical context for "Obra Maestra, 2024." Without a baseline for character race, it is impossible to determine if any race swaps have occurred.