Sony rolls out 'Dungeon Defenders 2' as a paid alpha on PS4
 

Dungeon Defenders 2 will be free when it launches as a full game on PlayStation 4, but fans who want to play it as soon as possible, pre-alpha bugs and all, can pay for the privilege starting next week. The pre-alpha version of Dungeon Defenders 2...

http://www.engadget.com/2015/09/21/d...aid-alpha-ps4/