Fighter bases are worthless. They seem good, but when you discover that they often dont send forces until its too late, its extremely retardedly annoying.
If you have only have Descent: Maximum, you should either go cry, or go buy the original 2 for PC, and maybe the 3rd. All excellent games, everyone agrees they're better than descent maximum.
On topic: It seems you have to get waaay to close to enemies to kill them,