Due to the complete absence of plot details, character information, or thematic content for 'Leader, 2002', an accurate assessment of its portrayal of LGBTQ+ characters and themes cannot be made. There is insufficient information to determine if any LGBTQ+ content is present or its nature.

Currently, there is not enough information available about the film 'Leader, 2002' to determine the presence or portrayal of transsexual characters or themes. Without plot details or character descriptions, an assessment of net impact, whether positive, negative, or neutral, cannot be made.

The movie does not contain any action or adventure elements.

There is insufficient information regarding the film's source material, character origins, or whether it is an adaptation or reboot, to determine if any character's gender was canonically altered.

The provided information for 'Leader, 2002' does not include details about source material, historical figures, or prior character race establishments. Without this context, it is impossible to determine if any character's portrayal constitutes a race swap according to the given definition.