SimpleDndMap V3 Feedback

I wish I made it to class for the last final DnD playtest, however I had my roommate playtest my game. The thing that went right is he did remember partially what to do when he played the first time so that was a plus in the right direction, however I did have to let him know there was new stats for each of the characters along with the enemies. I think the only thing that went wrong which I wish could have changed was actually getting student feedback but this was all I can do for now. If I ever have to make a new DnD map, I will probably change some of the enemies around because I did forget that it was an alien invasion theme along with a prison escape, so be sure to stick to the theme a little better. One thing I was satisfied with was how the map came out and some of the little details I added such as the jail cells along with some keys to pick up to open the cells. Below is the map design. One of the things I learned from the last playtest from a classma...