When comics publisher Charlton Comics went out of business in 1985, most of Charlton's superhero characters had been acquired in 1983 by DC Comics. However, the company Sword in Stone Productions purchased the reprint rights to the remaining Charlton Comics properties in 1986.
The company produced several reprint titles under the company name of Avalon Communications and its imprint America's Comics Group (ACG), The owner had also purchased the rights to the defunct American Comics Group properties.
In 2002, the company merged with a film production company and a graphic design firm to form the Charlton Media Group.
In 2007 an agreement was signed with Dark Horse Comics to reprint American Comics Group's 1960s superheroes, Nemesis and Magicman, and original Herbie comics stories.