becoming a public hero called the Red-Blue Blur, eventually shortened to the Blur, in a proto-Justice League before taking on the mantle of Superman. Superman: The Animated Series (with the voice of Tim Daly on the main character) aired from 1996 to 2000. After the show's conclusion, this version of Superman appeared in the sequel shows Batman Beyond (voiced by Christopher McDonald) aired from 1999 to 2001 and Justice League and Justice League Unlimited (voiced by George Newbern), which ran from 2001 to 2006. All of these shows were produced by Bruce Timm. This was the most successful and longest-running animated version of Superman. In the Arrowverse, the main Superman (played by Tyler Hoechlin), appears as a guest star in several television series: Supergirl, The Flash, Arrow and Legends of Tomorrow. A Supergirl spin-off, Superman & Lois, premiered on February 23, 2021. Superman appears as an ensemble character in the animated shows Justice League, Justice League Unlimited, and Justice League Action. He appears as a guest character in other animated shows such as Batman: The Brave and the Bold and Harley Quinn. Video games The first electronic game was simply titled Superman, and released in 1979 for the Atari 2600. The last game fully centered on Superman was the adaptation of Superman Returns in 2006. From 2006 to present, Superman appeared in a co-starring role, such as the Injustice game series (2013–present). Merchandising DC Comics trademarked the Superman chest logo in August 1938. Jack Liebowitz established Superman, Inc. in October 1939 to develop the franchise beyond the comic books. Superman, Inc. merged with DC Comics in October 1946. After DC Comics merged with Warner Communications in 1967, licensing for Superman was handled by the Licensing Corporation of America. The Licensing Letter (an American market research firm) estimated that Superman licensed merchandise made $634 million in sales globally in 2018 (43.3% of this revenue came from the North American market). For comparison, in the same year, Spider-Man merchandise made $1.075 billion and Star Wars merchandise made $1.923 billion globally. The earliest paraphernalia appeared in 1939: a button proclaiming membership in the Supermen of America club. The first toy was a wooden doll in 1939 made by the Ideal Novelty and Toy Company. Superman #5 (May 1940) carried an advertisement for a "Krypto-Raygun", which was a gun-shaped device that could project images on a wall. The majority of Superman merchandise is targeted