Following the character posters for Queen Gorgo and Calisto earlier this week, Warner Bros. has unveiled the latest 300: Rise of an Empire one-sheet, featuring Eva Green as Artemisia. This treacherous character helps lead the army of Xerxes (Rodrigo Santoro) into battle against the Greeks, who are united by General Themistokles (Sullivan Stapleton). Stay tuned for more character posters as we near closer to this action sequel's March 7, 2014 release date.