Season 3 of the machinima web series Red vs. Blue: The Blood Gulch Chronicles began airing on October 12, 2004. This season continues the story, with the Blood Gulch boys finding themselves in the future, fighting off a bounty hunter and a robot army. The season introduces the use of the Halo 2 engine, as well as the Marathon Trilogy engine. It is the third full season of Red vs. Blue.