Dr. Frankenstein appears as a middle aged man, he has orange/red curly hair, he wears a white lab coat with pants and shoes.
Dr. Frankenstein is the creator of Frankenstein who appears to have an intense knowledge about everything, he appears to be insane half of the time and sane the other half. He is very smart as he's able to set up challenging algebraic equations, and is capable of making a human being completely out of his own image to match his own intelligence. Dr. Frankenstein also appears to do online streaming gaming and has posters about gaming and anime. Dr. Frankenstein also tends to be very protective about his work as he wished Uncle Grandpa to not disturb him while he does more experiments.
He is the creator of Frankenstein, and Frankenstein seems to speak fluent and intelligent English prior to the grunts and mumbles he speaks now.
Dr. Frankenstein appears to be a fan of online gaming, despite being in a era where extreme computer gaming doesn't exist.
He also made sure that a main function of Frankenstein is to install a new graphics card on his computer.
He has a poster of a anime character that looks like Goku from the "Dragon Ball" series.