Warner Bros. Studios 1998 Marvin the Martian Plastic 22oz. Coffee Mug/Tumbler The Warner Bros. Studios 1998 Marvin the Martian Plastic 22oz. Coffee Mug/Tumbler is a collectible item featuring characters from the Warner Bros. Animation studio. This multicolor mug/tumbler includes Marvin the Martian and Bugs Bunny, making it a unique piece for fans of the franchise. Made of plastic and with a 22oz capacity, this vintage item from 1998 is a must-have for any animation art and merchandise collector.