The "Speed Demon" is from Pixelbit0 cause that is MobiusFell Sonic's theme. Anyways, heres the roles:

Hollow!NeoFreshSans

He's CORE!Frisk assistant.

Shifted Stars / Fallen Shift Overworld Chara and Asriel Sprite.

Sprites by: CARNO-POWER

This week's Fan Art Friday celebrates Undertale! Accept the quest in your quest log to get started.

done. Gildedguy and OwOdozer art. @Bonnieboi I think you know GildedGuy?

woke up from a nap and immediately made this for no reason

Tristanlagreato is Gnomed (CONFIRMED)

Sonic can do anything!

and.... Underpants Frisk stalk lol

Underpants by: Sr Pelo

Alphys aah #undertale #fanart #art

Painted Plummet Jaiden Sprite Sheet

Sprites by: Ellistandardbros at DeviantArt

when bad time, Animus start plays and a few seconds, you hear "You're disgrace, look what you've done."