Based on the available information, 'Shell Shocked Sammy' does not feature any identifiable LGBTQ+ characters or themes. Therefore, there is no portrayal to evaluate regarding its impact on queer identity or experiences.

The evaluation of 'Shell Shocked Sammy' for its portrayal of transsexual characters and themes could not be completed due to the absence of any provided film content or plot details. Therefore, no identifiable transgender elements could be assessed.

The movie does not contain any action or adventure elements.

This 1923 silent film lacks any specified source material or prior established characters. Without a baseline for canonical or historical gender, it is not possible to identify any instances of a gender swap according to the provided definition.

There is no available information regarding prior canonical or historically established racial identities for characters in "Shell Shocked Sammy" (1923). Without a baseline, it is not possible to determine if any race swaps occurred.