Based on available information, 'Fighter' does not include any identifiable LGBTQ+ characters or themes. The film's narrative focuses primarily on military action, patriotism, and traditional gender roles, without addressing LGBTQ+ presence or issues.

The film features Minal Rathore, a combat pilot, who demonstrates skill and success in aerial warfare. However, the narrative does not depict her engaging in or winning close-quarters physical combat, hand-to-hand fights, or melee weapon contests against male opponents.

The film 'Fighter' does not feature any gender-swapped characters. It introduces original characters, including a strong female fighter pilot, Minal Rathore, who challenges traditional gender norms within a male-dominated field. This portrayal emphasizes female empowerment and representation rather than altering the gender of pre-existing characters.

The film "Fighter" is an original Indian production centered on Indian Air Force pilots, featuring primarily Indian actors. There is no indication of characters being adapted from prior sources or historical figures with established races, nor any noted instances of race swapping in the casting or storyline.