It basically undertale but more scarier And he original horrortale

a sans au That is insane killer Murder so yup he a boy and a Skeleton he have a brother goretale papyrus his brother Not that much as a killer

your a sans au btw idk you can be any single character just have fun killer sans is a person that killed everyone in the underground for fun and chara help to killer sans be your friend but nightmare sans take control his soul to make him a killer lol fell sans is emo sans is umm sans outer sans is sans but in outer space swap sans love to meet tacos and love to be a royal guard and could be your friend try not to get hurt by swap lol

idk sans

insanity sans is insane your dust sans

ok hi it me cringe sans soo yup you can be anything you want cringe