Quote Originally Posted by MissingSpartan7 View Post
had semi good idea, imagine being able to switch bsp's in multiplayer!
you could go from a desert map to a snow map of the same shape but with lots of ice tunnels..

uhhhh... its actually possible. server side controlled only BUT! server sided command only...

halomods.org
look for the map called Cold Snap. i think you'll find some of the things in it rather fascinating...