The Altoona Curve franchise began when Arizona and Tampa Bay were both awarded Major League Baseball franchises beginning in the 1998 season. The addition of these two teams had a domino effect through baseball with the expansion of not only the major leagues, but throughout Minor League Baseball as well. With this expansion, AA baseball received two new teams to begin play in the 1999 season. The Erie SeaWolves were already an established minor-league team with outstanding short-season attendance, and were quickly awarded one of the new franchises. The second spot in the new, larger Eastern League looked to be headed to Springfield, Massachusetts, but city native Bob Lozinak, developer Tate DeWeese, businessman Mark Thomas