Llir

I don't need to poop because I'm a sprite. We just pollinate. 

@Gamerdude3

Says the meme that built a lab under an outhouse.

Invisible chamberpots! Our characters probably also bathe at some point. It's like in novels, where the main character rarely is described eating, defecating or taking care of themselves hygienically. It's implied, though, that they do it in their 'off-hours.'