The tour's namesake derives from a song entitled, "The Mission", that appears on the band's eponymous debut album.

In an interview with MTV News, frontman Jared Leto described the tour as an emotional celebration stating, When you go out on the road, it is kind of a venture into the wild.

On MARS' official website provide printable flyers for each gigs so fans and spectators can help promote the concert for their area.

This caused strong speculation within the echelon about various possible meanings; the most discussed that the Mars300 show would be streamed live for fans around the world.

30 Seconds to Mars joined with uStream so that the Mars300 show would be streamed in HD around the world, including backstage footage and q + a sessions.