Heres another proto-field(prototyped field),  this ones kinda big and don't think it will be considered, as a whole, to be made as a real field.  It's insane with excessive and there's plenty of room to shoot them paintballs too.

Installation: 
Place the .UT2 file in the "MAPS" folder and your good to go. I hope.

if any errors arise, email me at : Gmalmgren@yahoo.com