After odst none that i know of
Halo ODST is coming out September 22 2009 (i believe)and Halo reach is coming out fall 2010
not really "soon", but there will be a new game coming out.
29th december halo rise of darkness
there might be a new one coming out
By December of 2010
There is no Halo:4...You are thinking of Halo:ODST.
yes their has its called halo legends and a new one is coming in 2012
this march its called halo wars and halo 4 should be coming out in the next few years after that their won't be anymore
No Halo 4 will not be coming out with a new story line but their is Halo ODST and Halo Reach and If you Buy Halo ODST you will be able to try halo Reach which comes out in 2010.
play sonic in halo just download and the maps change
im not sure how many they ARE going to make but so far there's halo 1,2,3,4 halo wars, halo ODST, halo: Reach, halo anniversary, and more coming
When Halo 3 ODST comes out on September 22, 2009