We need to make a map like Katamario rolling up unites and forcing the my your Ball.
that sounds pretty easy, just use a flying unit and have certain elevations invalid.
only about two locations and and three triggers.
Idea of designs for maps belong in the Ideas forum. The Concepts forum is for demonstrating (not asking for) new concepts in mapping design.
>>Ideas
someone did something like this.
I attempted, but gave up. I don't know if I kept the map.
Oh sorry about that I forgot.
A map was made like this and submitted to the DLDB. It was very badly made.