Originally Posted by bikerbill
If forced to clear your house, seems to me you have the advantage in the dark, since you should know your home's layout far better than the BG ...
I don't see why you think that gives you an advantage. To ambush you, all the BG needs to know is that you're coming and from where. The latter is easy because rooms have only a limited number of ways in; and they're obvious, unless your home has secret passages.