Hasbro Mr. Potato Had Toy Factory. Frankenstein's Monster. 10" The product is a 10-inch plush toy of Mr. Potato Head as Frankenstein's Monster, manufactured by Hasbro in 2019. This toy is part of the Mr. Potato Head product line and is suitable for all ages. It features the iconic Mr. Potato Head character transformed into the classic monster from the movie "Frankenstein." With a gender-neutral design, this plush toy is ideal for kids aged 3-4 years and collectors alike.