While Bulletstorm 2 would be nice; the new mode looks good. People Can Fly and Incuvo have unveiled the official Horde Mode trailer for the brutal sci-fi first-person shooter, Bulletstorm VR, showcasing the new game mode thats releasing as part of the upcoming 1.4 Update that will be released on September 19.
Source: N4G PC Bulletstorm VR: Horde Mode Trailer