The film 'Immortals' does not include any discernible LGBTQ+ characters or themes within its mythological action narrative. Consequently, there is no portrayal to evaluate, resulting in an N/A rating for its impact on LGBTQ+ representation.

The film "Immortals" is a fantasy action movie based on Greek mythology. It does not feature any identifiable transsexual characters or themes, nor does it engage with transsexual identity in its narrative. Therefore, there is no portrayal to evaluate within the scope of this framework.

The film features prominent male characters engaged in extensive physical combat. The primary female character, Phaedra, is an oracle and does not participate in any direct physical combat against male opponents. No other female characters are depicted in combat roles.

The film adapts Greek mythology, portraying all major and named characters, such as Theseus, Zeus, Athena, and Hyperion, with the same gender as established in their canonical mythological sources. No instances of gender swapping are present.