Based on the information provided, no identifiable LGBTQ+ characters or themes were present in the film 'Blue Black'. Consequently, an evaluation of its portrayal of LGBTQ+ elements cannot be conducted.

The film's available descriptions indicate a focus on a young man's exploration of gender expression and sexual identity. However, there are no specific plot details or character descriptions that confirm the presence of identifiable transsexual characters or themes related to gender transition. Thus, an evaluation of transsexual portrayal is not applicable.

The movie does not contain any action or adventure elements.

There is no evidence that "Blue Black" (1926) is an adaptation of a prior work with established characters, nor does it feature legacy characters from a previous installment or historical figures. Therefore, its characters are considered original to the film, precluding the possibility of a gender swap.

The film "Blue Black" (1926) is an original production without known prior source material or established characters whose race was previously defined. Consequently, there is no baseline to determine if any character's race was altered from a canonical or historical depiction.