Emerald Knights, is an animated film that tells various stories featuring members of Green Lantern Corps, including Abin Sur, Laira, Kilowog, and Mogo It was released on June 7, 2011. While not a direct sequel to First Flight, the film uses the same character designs and includes a cameo by Ch’p, who had a speaking role in the previous film.
The sun of the Green Lantern homeworld, Oa, is becoming a gateway for Krona, an evil anti-matter alien tyrant that once sought to destroy all life. As precaution the Guardians of the Universe decide to evacuate Oa of all valuables, such as the Central Battery. While in line to charge their rings before the Battery is taken away, Green Lantern Corps rookie Arisia Rrab converses with Hal Jordan and expresses her selfdoubts as the newest Green Lantern. In response, Hal tells stories of the other Green Lanterns.
It is the eleventh film released under the DC Universe Animated Original Movies banner. It is also the second DC Animated Movie following Batman: Gotham Knight to feature an anthology format. Though unlike Batman: Gotham Knight, it features a single, uniform animation style and an overall linking story. -Wikipedia