Create a AU Papyrus/Sans List Tier List - TierMaker

Create a Sans AUs BIG (90 Sanses) Tier List - TierMaker

Create a Sans,Papyrus,Chara [AU] Tier List - TierMaker

sans au tier list (by:me) : r/Undertale

Sans, Reapertale Wikia

Fatal Error! Sans, Undertale AU Characters Wiki

Reaper sans showcase. (Undertale: soul ops.)

Who is better? Tears in the Rain VS Reaper Sans

Exe(Geno!Sans x Reaper!Sans) by UndertalePresent on DeviantArt

Overkill Reaper Sans - Redraw by DragonGoddess005 on DeviantArt

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