ngmoco has published a post on his blog that contains a video in which they are shown the characteristics to which users have access by creating an account Plus +, the network developed by the same company which is reminiscent in many ways the best-known service Xbox Live.
This feature was integrated in the new version of Star Defense, released a few hours ago. Thanks to Plus +, in fact, users can interact with their friends and with players from around the world launching their own challenges, looking at the charts and comparing the results obtained.