The film 'Maniac' by director Nejat Gürsoy could not be identified through available databases or search engines. Consequently, an evaluation of its portrayal of LGBTQ+ characters and themes is not feasible due to the lack of content information.

The film 'Maniac' (1986) does not include any identifiable transsexual characters or themes. Consequently, there is no portrayal to evaluate within the provided framework.

The film does not feature any female characters who engage in and win close-quarters physical combat against one or more male opponents. Female characters are primarily portrayed as victims.

This film is an original production and not an adaptation of existing source material with pre-established characters. Therefore, no characters are subject to a gender swap.

This film is an original Turkish horror production from 1986, not an adaptation of a pre-existing work with established character races from a different medium or culture. Therefore, no characters could have been race-swapped from prior canon.