*clears throat*

Underswap

Underfell

Outertale

Outerswap

Swapfell

Fellswap

Outerfell

Disbelief

Dustbeleif

Distrust

Dusttrust

Dusttale

Dustswap

Fell!Dusttale

Last breath

Dusttale: last genocide

Undershuffle

Flipflop

Storyshift

Storyshuffle

Inverted fate

Last 27 hours

Horrortale

Horrorswap

Horrorfell

XTale

Aftertale

Anxietytale

Call of the void

Help from the void

Rejuvenation

Frosttale

Musictale

Undertoad

True genocide

Hard mode

Undertale 2

Deltatale/underrune

HELP!tale

Oversave

Overtale

SwapSwap

Fish and Bones

Underfail

Battle specific AU’s (basically sans AU’s)

Ink sans

Error sans

Green sans

Cool bird

Ink papyrus

Fatal error

Error 404

Fell!Ink

Dust!Ink

Nightmare sans

Dream sans

Killer!sans

Inexistant Freedom

Mettaton NEO full battle

Alphys NEO

Omega sans