You can monsterize/monsterify a character in popular media such as light novels, manga, anime and mediums related.
You get to choose the species, change the species, and tell us why.
You can also change height or bust size if the species calls it, such as giantess or holstaur.
How do they change?
How does the story change if at all?
I'll go first:
>Yoko Littner
>Lizardwoman
>She'd likely be considered a beastman, but as she's working with resistance it would act as discouragement for the enemy and encouragement for allies. Plus Lizardwoman knowledge helps with those sniping points.