As the Official Card of Major League Baseball, a MasterCard is really "The Baseball Card". Starting this week, MasterCard is offering the new Grand Slam Ticket Pack to cardholders in 15 markets around the country. Each Grand Slam Ticket Pack will include four game tickets and vouchers good for concessions. The Ticket Packs will offer discounts of up to 45% and are available for more that 230 home dates at ballparks around the country. Baseball fans and MasterCard cardholders can access the MasterCard Grand Slam Ticket Pack by clicking www.mlb.com. MasterCard will offer Grand Slam Ticket Packs for the following cities/clubs:

Arizona Diamondbacks			Los Angeles Dodgers 
Atlanta Braves 				Minnesota Twins 
Baltimore Orioles 			New York Mets 
Boston Red Sox 			        Pittsburgh Pirates 
Cincinnati Reds 			San Diego Padres 
Cleveland Indians 			St. Louis Cardinals 
Colorado Rockies 			Texas Rangers 
Kansas City Royals 

Fans wishing to purchase tickets for Baltimore, Cleveland, Boston, San Diego and Atlanta can call their local club box office and ask for the MasterCard Grand Slam Ticket Pack. All other participating MLB Clubs' offers are available for online purchase; teams may charge a service charge for each order.