Thread:MelleN/@comment-5956954-20160426053424/@comment-5956954-20160428062112

W. D. Gaster is a legit character, though, unless you mean something else.

If you do want to create fanon, AUs or characters relating to undertale, you can head over to the RP wikia.

Thia wikia = 100% official/semi-official content :3