Mary Guy Mary Guy played for the D'Backs in the Ponytails National League of the 2004 Slow-Pitch Softball Season (5/1/2004 - 6/30/2004) for girls aged 8 - 10 on 9/1/2004 (born 9/2/1993 - 9/1/1996). Mary Guy has also played for: Diamondbacks, Ponytail Division Slow-Pitch Softball, 2006 Season. Mary's Diamondbacks Page Quest, Ponytail Division Volleyball, 2005 Season. Mary's Quest Page Diamond Backs, Ponytail Division Slow-Pitch Softball, 2005 Season. Mary's Diamond Backs Page Quest, Ponytail Division Volleyball, 2004 Season. Mary's Quest Page