ID:322539
 
Keywords: instances
Say I draw a 100x100 starfield on my map and want to make instances of it. How does one make instances? Anyone?
A simple search of "instance" brings up a library for just what you're asking. Please use the search function.

http://www.byond.com/developer/Forum_account/MapInstancing

If you must to do it yourself, feel free to check that out to see what's involved, as well as the SwapMaps library by Lummox Jr.