Pixilart - sans au s by 11037-danganron

Steam Workshop::Sans AU Pack

Undertale AU Sudden Changes: Bullet Hell Sans by Frostfm - DistroKid

Undertale aus] ft. sans by arj467 on DeviantArt

Stream Sans AU Themes by CoolGroudon Listen online for free on SoundCloud

Come learn with us (Pibby!Sans AU)

Undertale Au Fanart!~ by Glutzxo -- Fur Affinity [dot] net

skelaholic — satisfiedskye: Many sans aus list: undertale

ArtStation - sans aus

EVENT]Undertale: Unbalanced Sans AUs Battles - Roblox

Former Undertale fan ranks Sans AU's. Ask anything. (Also, just to clarify, I am NOT an AU fan. I used to be, being the reason I know some. (Also also, I did