The film "Monster Island" does not feature any identifiable LGBTQ+ characters or themes within its narrative. Consequently, there is no specific portrayal to evaluate regarding its impact on LGBTQ+ representation.

The film 'Monster Island' is an animated adventure that focuses on a young boy's journey of self-discovery as he learns about his monster heritage. There are no identifiable transsexual characters or themes present in the narrative, resulting in a net impact of N/A.

The film features a young female protagonist who transforms into a monster and engages in physical combat with other monsters. However, these antagonist monsters are not explicitly depicted or identified as male characters. No other female characters are shown defeating male opponents in direct physical combat.

The film "Monster Island" (2017) features original characters created for this specific animated production. There is no evidence of it being an adaptation of prior source material with pre-established characters whose genders could have been altered.

Monster Island (2017) is an original animated film featuring new characters created for the movie. There is no prior source material with established character races to compare against, thus no race swaps occurred.