Call of duty:
Lets do the same thing every time and hire a couple people to buy it.
After that everyone will want to go "mainstream" and when they get
It theres only 2 new maps and 1 new game type and 7 new guns.
In halo, game types come out monthly, the guns are balanced;
Everyone gets an assault rifle at first, new maps, they come out monthly
As well, theres about 100 online maps on halo.