Based on the information provided, the film 'Moordämmerung' does not feature any identifiable LGBTQ+ characters or themes. Consequently, there is no portrayal to evaluate, resulting in a 'N/A' rating for its net impact on LGBTQ+ representation.

Based on the provided information, there are no identifiable transsexual characters or themes present in 'Scotland and the New World' (1952). Consequently, an evaluation of its portrayal of transsexual identity is not applicable.

The movie does not contain any action or adventure elements.

The film "Moordämmerung" is presented without any information regarding source material, prior adaptations, or historical figures. Without a baseline for character genders, no gender swaps can be identified.

No information is provided regarding source material, established character races, or the film's cast. Therefore, it is impossible to determine if any character was canonically or historically established as a different race prior to their portrayal in this 1952 film.