$10
An interesting NSFW collection from Outer Space Design. Different versions are optimized for filament and resin printing and come pre-scaled to 35 and 70mm. Also have unsupported, and pre-supported models for each size and character.
The original kickstarter campaign can be found here: https://www.kickstarter.com/projects/outterspace-design/demon-slayer-kimetsu-no-yaiba-waifus-uncensored-stl-files?ref=profile_created