Classicsans Stories

Somehow...I've become a sans...and not just any sans.. I'm classic!? What the flip is going on!? Wait why are different sans and papyrus's showing up at my home? I didn'...

(Cover art is NOT MINE!!) (Last update March 18 2023 After Error destroys Underfell. Ink moves the Fell bros in with the classics and they dont understand but something...

(COMPLETED!!(with here and there new chapters) but mostly COMPLETED!!) i was makeing sans bitty x reader befor this and got bored so i made this instead please enjoy :) ...

Classic sans has been having a depression and the Aus aren't helping. Everytime something or someone got killed they all blame it on classic even though he didn't do any...

[Original! Sans x Sans AUs] [ Humanverse ] The lazy excuse of a man somehow ended up outside his world, meeting up with other versions of himself he never knew existed...

Classic was just a normal skeleton who wanted to get by in school, but it hadn't been easy ever since his brother and dad died. He would often get in fights when someone...

This was inspired by a Wattpad story called "I have six soulmates?!?" It was a really great story and just really inspiring! I loved the idea of Sans having 6...

alright soo- this is my first story and uhhh I hope you like reading it! ok anyways- this story is about sans/classic loosing his voice due to an accident in his past, a...

Basically classic is taken by the bad guys and soon became a part of their make-shift family [ in secret at least ] MY AU!! IF YOU WOULD LIKE YOU CAN USE IT! I DO NOT O...

Sans ( Classic) doesn't have any family members. He just wants to have a normal life and a peaceful school environment, make new friends but life sucks to him when he m...

The Universe is vast. And if there is anything confusing that having two of yourself, it is having a vast plethora of others similar to yourself, that have the same name...

CLASSIC SANS.... classic sans is the first sans made, he is one of the strongest sans ... because he is classic, of course he knows about his alternate universe, how cou...

It's a peaceful day in the multiverse.... except for error's life. He gets interrupted by Ink every time he tries to do something so he asked classic sans some advice h...

Sans had SIX different Soulmate tattoos. Not one, not two, SIX. So what happens when he finds them? Er, well, they find him. And let's just say... They're not the kinde...

It's only been a few years since monsters have been released from their underground prison. In some towns, monsters are welcomed with open arms. Others? Not so much. Y/N...

edit(Now that I think about it a bunch of random crap is gonna happen) Error (the FGOD) is wounded badly in a fight between him and ink. and randomly portals to the or...

Undertale x Jobless reincarnation

Nightmare is a simp for Error thats all ya need to know.. love at first sight? slowly falls into simpness? Will Error like him back? maybe..idk..read to find out Also...

Just some Undertale and AUs x reader for funsies <3 Happy 2025!!

What if..someone became the same parasite that was fresh? Not as the skeleton, but the parasite, the thing is, when this parasite gets memories of another life and their...