Dark Horse Launches Adult Coloring Books Program

“Avatar: The Last Airbender” and “Serenity” Coloring Books to Debut in October (By Staff Reports)—Dark Horse proudly announces a brand-new adult coloring book program hitting bookshelves and coffee tables this fall. Kicking off the coloring books line are Avatar: The Last Airbender and the fan-favorite Serenity series. Each adult coloring book features forty-five pages of original artwork created specifically to […]