Sonny
Adventurer
I am 99 percent sure you can play locally. They have an faq in their badly laid out and managed forums...
It should be unlocked now. Also the release was based on this event they made: http://www.timeanddate.com/worldclock/fixedtime.html?msg=BG:EE+Release&iso=20121128T13&p1=80
(Which I then messed up reading by an hour. Though It still isn't unlocking for me yet.