User blog comment:Amerson26/Hell VS Purgatory/@comment-79.115.78.3-20151108112416/@comment-27177110-20151111224315

You right the rest would be colateral damage. The earth probably have battle scars on it. Ik demons are stronger then most monster but the most have more unique abilities. Which could come in handy. Plus if they prepare for the demons they have very good chance in keeping up with them.