Oh yes, I have! I've seen some good stuff from there, there's also some sites that let you put in your basic ingredients and then find recipes in which you can make something or get extra things to make something. Those are handy too.

The blood rain would be good, I see it being used in the swampy area, we could also deal with maybe gusts of wind powerful enough to take a person in a group and separate them further away? I dunno, I'm making shit up lol