MAG, PlayStation’s 256 player frag fest, is one of the PS3’s most anticipated upcoming games, now Sony Computer Entertainment Europe (SCEE) will be sending out a whopping 16,000 MAG beta codes to European PSN users.
To get one of the codes, simply go to the competition page, sign in to your PSN account and click to enter. The codes will be sent out every week until Oct 1st 2009, to residents of Austria, Australia, Belgium, Denmark, Finland, France, Ireland, Italy, Luxembourg, Netherlands, New Zealand, Norway, Poland, Portugal, Russia, Spain, Sweden, Switzerland, and the United Kingdom aged 18 years or over.
Hurry, while codes last!!
[Source]