Sans (Dusttale), Villains Fanon Wiki

Sans The Skeleton, or Sans for short, (also referred to as Dust Sans by fans), is the villainous main protagonist of the Undertale AU: Dusttale, and the posthumous overarching antagonist in the alternate AU, Dustbelief. He was once a comedic and lazy skeleton, but after too many different Genocide timelines, he went insane. As a result, he began killing the monsters in the Underground to gain LV, in hopes of killing the human for good. After multiple Genocide timelines, Sans began to go insane.

Sans (Dustbelief), Villains Fanon Wiki

Mashup Chart Pack (JimmyToeMan)

Dust Sans vs Insanity Sans

Sans (Dusttale), 735q4e87 Wiki

Dust Sans vs Villain Deku (Dusttale vs Villain Deku) : r/DeathBattleMatchups

What is your favorite Undertale AU and why? - Quora

Sans (Dusttale), Villains Fanon Wiki

Creepypasta角色/人物/生物名称例表和分类集合；Creepypasta 网站官设与二设、外围；战力设定体系；原创故事OC角色、刻画故事OC角色、同人OC角色区别- 知乎

Is error Sans a villain?