Sans (Underfell), Villains Fanon Wiki

I was never much for repentance. Wasn't a trust of a man a' my position. But dammit, I'm having a feeling. Hrm That might just be the way the ball bounces. I'm here for you, kid. Yesterday that would've been a threat. Today, I'm makin' it a promise.Underfell Sans redeeming himself. I'm going to have a good time.Fell Sans' Quote Sans is main antagonist the Underfell AU and the brother of Papyrus. He takes on a similar appearance to the Sans of UnderTale. Sans is a skeleton, presumably born in 

Sans (Underfell), Villains Fanon Wiki

LastBreath!Sans VS Killer!Sans (REMASTERED)

Underfell Sans, Team Hope and Void fandon Wiki

It's rather unfortunate that Underfell's asthetic is usually shat on due to the fandom's uncreative designs, 'cause the OFFICIAL Underfell designs are actually rather nice and varied. : r/Undertale

DeltaDust!Sans, Undertale AU Fanon Wiki, Fandom

UnderFell Sans, Wiki

Fanon and canon Sans in the no mercy run : r/Undertale

Ou18nx7jb2 ― Perchance Generator

Sans, Villains Fanon Wiki

Why do people see Sans in Undertale as a powerful character? - Quora

Satsujin Onna, Villains Fanon Wiki

Friday Night Funkin' Boss Rush

HorrorTale Sans, Undertale AU Sans Info