Due to the absence of any provided plot details or character descriptions for the film {正宗保鑣} ({movie}), it is not possible to evaluate its portrayal of LGBTQ+ characters or themes. Consequently, the net impact is rated as N/A, indicating no identifiable depiction.

The film 'Elegy' does not feature any transsexual characters or themes. Its narrative centers on a heterosexual relationship and explores themes unrelated to transgender identity. Therefore, no evaluation of transsexual portrayal can be made.

The movie does not contain any action or adventure elements.

The film "The True Bodyguard" (1975) is an original martial arts production. It is not an adaptation of existing source material, a biopic of historical figures, or a reboot of a franchise with legacy characters. Therefore, there are no pre-established characters whose gender could have been altered.

This 1975 film is an original Hong Kong production. Its characters were created for this specific movie, meaning there is no prior source material or historical record establishing a different canonical race for them to be swapped from.