Due to a complete lack of plot details and character information, it is not possible to assess the presence or portrayal of LGBTQ+ characters and themes in 'Clouds, 2018'. Therefore, an accurate evaluation of its net impact cannot be made.

There is currently not enough information available to evaluate the film's portrayal of transsexual characters and themes. Without plot details or character descriptions, an assessment of positive, negative, or neutral impact cannot be made.

The movie does not contain any action or adventure elements.

There is no information provided about any source material, previous adaptations, or historical context for the film "Clouds, 2018." Without this, it's impossible to determine if any characters were established with a different gender prior to this film's creation.

There is no information provided about the film's source material, specific characters, or whether it is an adaptation, biopic, or reboot. Without knowing if characters have a pre-established race from canon or history, it's impossible to determine if a race swap occurred.