Sans? Another skeleton? Kinda.

[mild hawk]

Just drawing an act 2 ref of D4mn3d!Frisk (or simply D4!Frisk)
Her remnants, of cource, may be remind some monster skeleton stuff, but I'd give a take to cross down of thus stereotype that if you know what i mean, become so cringe and mainstream...
Oh wait.
I'll just replace a bones with a heckton of mechanics and electronic part

However, it doesn't mean she's dead. Instead, she lived against the rules

If you wonder "how a bare human skull can emote anything ever", here's an answer