An entity that takes the form of Sans that existed in the earliest build of Undertale. He has two forms. His normal form, and his beast form. He only uses his beast form if his emotions get incredibly unstable, like if he starts laughing uncontrollably he begins transforming He is relatively kind to the characters in Undertale, and will only attack if harmed. quick facts 1. his entire body is actually flesh (and it begins peeling away and distorting in his beast form) 2. his normal form is slightly shorter than Papyrus, while his beast form is basically as tall as Sans and Papyrus' house. 3. his powers are the same as Sans, just way stronger and more grotesque. 4. even though he is in a video game, he is still required to eat.