User blog:Fllflourine/Notes on Top/God Tier Undertale Characters

Top Tier
Undyne (In her Undying Form)

Sans

God Tier
Chara

-Commonly said to be Multiversal, but might be Universal+ instead.

Frisk

Omega Flowey

Asriel Dreemurr

Six Human SOULs

Other / Misc
The Annoying Dog

W.D. Gaster