Bioshock 2, originally released in 2010 exclusively for the Xbox 360 and PS3, is now making its way to the Mac and is available for the purchase on the Mac App Store. It takes place ten years after the events in the original Bioshock and you play as Big Daddy, trying to protect her from a world of ‘selfish adults’.
The minimum requirements are Mac OS X 10.7.2, with a 2GHz Intel processor, 4GB of RAM and 10GB of hard disk space. You also need a minimum 256MB graphics card.
For information about the game, you can visit the official website (you need to be over 18 to access it), where you will also find a more detailed account of the story.