Aspyr has released a new update for the Mac App Store version of Borderlands 2. In the latest release, players can access leaderboards, achievements, and multiplayer co-op through Apple's Game Center. Five additional content packs including the games fifth playable character, The Mechromancer, has also been made available as in-game purchases. To celebrate the launch, Aspyr is also offering a limited time 50 percent discount bringing the game's cost down to $30.
