Griffin, also known as the Invisible Man, is one of the main characters in the Hotel Transylvania film series. He is an invisible man whose glasses are the only thing that can be seen. Griffin is one of the many guests that stays in Hotel Transylvania for Mavis' 118th birthday. He is a friend of Dracula and is funny. He is one of the monsters who helps Dracula get to Jonathan, and he drives the car. He uses his invisibility to surprise people and to help him during fights. He often seems…