You shouldn't answer that Brunhild, it's not accurate topic, fact that he don't know english well enough to describe problem, doesn't justifye him. If you help a dumbass once, eventually you won't be able to wash away from them.
I'm not native speaker too, and don't know english language very well... but I'm at least trying. So, should he doing too.
And back to the topic, that mist could also strenghten allied buildings, if used on player's castle, and... well, weaken grout between stones of enemy buildings or something like that, if used on enemy base.
