Based on the provided information, there are no identifiable LGBTQ+ characters or themes present in 'Alien: Earth - On Set Dispatches, 2025'. Descriptions of the plot, characters, and overarching themes do not include any references to LGBTQ+ identities or relationships, leading to a net impact assessment of N/A.

Alien: Earth (2025) does not feature any transsexual characters, community portrayals, or themes of gender and sexual transformation in its available descriptions. The 'transformation' of character Wendy involves a human consciousness transferred to a synthetic body, which is unrelated to gender identity.

The movie does not contain any action or adventure elements.

The series introduces original characters without established genders in prior Alien canon. All characters' on-screen genders align with their descriptions, and no existing characters from source material are portrayed with a different gender.

The series introduces new, original characters for whom no prior race was established in any source material. The casting of actors from various racial backgrounds for these new roles does not constitute a race swap according to the provided definition.