EA announces they are celebrating the third anniversary of Battlefield Heroes, their free-to-play installment in the military shooter series. The have added a new map called "Fortress Frenzy," and are expanding their mission system "with more opportunities to earn Valor Points and Experience Points" and are introducing a new Treasure Chest feature to offer special rewards. They are also offering new freebies to all players between now and July 1st:

And to really get this celebration off the ground, players who log in between June 25, 2012 and July 1, 2012 will receive two free Party Packs*: one Royal and one National. Each Party Pack will include a Battlefield Heroes Birthday Shirt, a Tricycle Emote that lasts for 3-days and a new Treasure Chest Key. To claim their free Party Packs, players can log in at www.battlefieldheroes.com then look in the "My Stuff" menu and select "Rewards."