Pros:

-Nice map layout.
-Cool ideas for the "invasion" startup.
-Easy to achieve the gold standard but hard to get to Gandolf.
-Horses?
-Author controlled spawns.
-Feels Epic.
-Fall back Battle Design is genuis.

Cons:

-Some clipping issues.
-Lighting is bland.

Conclusion:

The most fun I have had on a survival/coop map in quite some time. Try it out, it is worth it.