SpacLock said:3. Halo 3 does not need dedicated servers! I've had one laggy game so far and the rest have been nearly perfect. That's 1 out of 130.
Only 8 person games though...with 16, it might be a problem.
It doesn't need them, but it would be really nice.
10 opponents could be Slayer. Single slayer. 10 opponents out of 15 adversaries.