Jester's Sans rankings by JesterBones4150 on DeviantArt

FakeMrM on Game Jolt: Made my tier list about UT au lol

attempt 2 undertale power tier list : r/Undertale

Undertale tier list by snivy0711 on DeviantArt

Create a sans au power tier Tier List - TierMaker

UTD Tier List

More AU Sprites Source

Every Sans AU (Part 5)

Sans Tier List ( Disclaimer This is all my opinion not any of it

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

Create a Undertale AU characters (more famous 2.0) Tier List