The Pittsburgh Spirit were an indoor soccer team based out of Pittsburgh and were one of the original six teams that played in the Major Indoor Soccer League. They played from 1978 to 1988. Their home arena was the Pittsburgh Civic Center also known as the Igloo, now calledMellon Arena. Football is a ball game played between two teams of eleven players, each attempting to win by scoring more goals than their opponent. ... (This article is about the city. ... This article is about the current Major Indoor Soccer League. ... 1978 was a common year starting on Sunday (the link is to a full 1978 calendar). ... 1988 is a leap year starting on a Friday of the Gregorian calendar. ... The Mellon Arena (known as Civic Arena from 1961-1999, also known as the Igloo) is an indoor arena in Pittsburgh, Pennsylvania. ...