I just found this one:
http://cgi.ebay.com/Wing-Commander-I...QQcmdZViewItem
I already have it...just helping you out here.
Also pretty rare I guess
http://cgi.ebay.nl/Wing-Commander-II-Vengeance-of-the-Kilrathi-Boxed_W0QQitemZ8214097152QQcategoryZ11047QQrdZ1QQcmdZViewItem