Play the Single-Player Story with the HaZardModding Coop Mod Co-Operatively. Up to 8 players supported via LAN or Internet. 3 different Classes with specific abilities, to support the Team.
This batch file assists you in creating the required files.
It also generated the files and saves them at a folder of you choosing.
This tool would take care of 1 Tasks out of 2 when adding this feature to a any Map.