Squad Leader
The original "Squad Leader" was produced in time to debut at Origins 1977. (The original print run of 2,500 copies had purple boxes which have become collectors' items.) Avalon Hill sold well in excess of 100,000 games of "Squad Leader", making it one of the most successful war games ever made. Combined with the sales of "Advanced Squad Leader", its sales totaled over 1 million copies by 1997.