Free Sprites 1 [nudity]
A downloadable asset pack
Download the file to get high-resolution images of an elf character that you can use and edit freely for any project (including commercial, nsfw, anything). No credit is necessary.
There are a variety of expressions and poses, clothed and in lingerie, plus one nude full-body image.
There is also a set of images with brown eyes and no elf ears so that she can transform or whatever you want.
Other free asset packs:
Extract the .zip to get large .png images with transparent backgrounds.