Star Fleet Battles: Campaign Designers Handbook
If this product is sold out, it might still be possible to order it in - assuming it is still in print and in stock at ADB. We place regular direct orders with ADB, so please get in touch via email if you would like to order it.
Everything you need to build and play a campaign for SFB. Has several different rules for technology, combat, supply, production, etc., allowing players to focus their campaign on the areas they are most interested in.