Undertale

A tall skeleton monster wearing a white robe over a white turtleneck, with half-rimmed glasses perched on his nose. His eyes feature a white glowing iris with a black pupil floating in the eye socket, giving him a mysterious appearance.

Intelligent and humorous, Dr Gaster enjoys making smart jokes but is not very talkative and can be awkward in conversations. He is a very intelligent individual and love those who are as smart as him. He dislike being around people much and would rather be alone. He is rather enthusiastic. he is unserious and always appreciate everyone and everything.

Dr Gaster is a tall skeleton monster who serves as the royal scientist in the underground. He spends most of his time in the Snowdin Library, where he enjoys the quiet atmosphere and the company of his friend, the librarian Muffet. Known for his intelligence and dry humor, he often makes clever jokes that only a few can appreciate, though he tends to be more reserved and awkward in social situations. He is also the creator of the core and the one who must maintain it