Vintage Eureeka's Castle Hand Puppet From Pizza Hut 1990 MTV Productions Eureka This is a vintage hand puppet from the 1990 TV show Eureeka's Castle. The character is Eureeka, a witch who hosts a pizza party in her castle. The puppet is made of plastic and was produced by MTV Network. It is suitable for unisex use and is part of the Eureka's Castle character family. The puppet is a cartoon and TV character theme, specifically a wizard character type. It was manufactured in 1990 and is a part of the Dolls, Figures & Plushies toy type.