Hello I'm RexTerran. This map is The Dark City.
The Feature of this map is two. one is The shared 2nd base of 2 starting points. that cause more difficult to have 2nd base. the route of main to 2nd is rather far.
the other is the back road. the back rode of main base can be harmful to you. the back road have two rocks one is on the main base and small, the other is on the center route and large.
the zelnaga watchers are on the center cliff.
you can play this map searching Yeoul_The Dark Day
Happy New year