I'm an idiot, so tell me if I didn't add someone you wanted!

Sans: sao_aot_micasa12
Papyrus:
Frisk: MangoKohai
Chara: Me ;)
Mettaton: Me ;)
Napstablook: kitty1735
Alphys:
Undyne: ssj2miohan
Goat Mom: GlowstoneLovesSans
Asgore:
Flowey/Asriel: -Finalee-
Burgerpants:
Muffet: WolfieTAM
Grillby: Lio_The_Lion
Temmie:
Temmie:
Temmie:
Bob:

Underfell
Sans: Me ;)
Papyrus: Me ;))
Frisk:
Chara:
Mettaton:
Alphys:
Undyne: NOODLEFACE14
Goat Mom:
Asgore:
Flowey/Asriel: xXDaimondDragonXx
Burgerpants:
Muffet:
Grillby: NOODLEFACE14
Temmie:
Temmie:
Temmie:
Bob:

Underswap:
Sans: Amber_Clockwork
Papyrus: Hamilpurr
Frisk: mnmdanque
Chara:
Mettaton:
Alphys:
Undyne:
Goat Mom:
Asgore:
Flowey/Asriel:
Burgerpants:
Muffet:
Grillby:
Temmie:
Temmie:
Temmie:
Bob:

Dancetale
Sans:
Papyrus:
Frisk:
Chara:
Mettaton:
Alphys: PeridotNerdidot
Undyne:
Goat Mom:
Asgore:
Flowey/Asriel:
Burgerpants:
Muffet:
Grillby:
Temmie:
Temmie:
Temmie:
Bob:

Other
Geno Sans: Me ;)
Error! Sans: Strike_the-Hedgehog
Ink Sans: tsunchun
Gaster! Sans: 24SavageLyfe

Asriel "Cinnabun" Dreemurr: tsunchun

*sorry I took so many characters... If you want one I have, just ask. I'll probably give you an okay :)