G.I. Joe: Retaliation is just released, this DVD has very new and complex protection, but we fixed it . If you fail to copy or rip this DVD, you can try Ideal DVD Copy 4.1.2 or Ideal DVD Ripper 5.1. You may download the latest version of our programs on http://www.idealdvdcopy.com/download.htm .
So far we've solved region 1,4 and region 2,5.
There may be other editions we haven't met, if you still have any issue to rip or copy this dvd, feel free to let us know, we'll give you a solution soon. For the dvd, we can promise to help you solve the protection within one day.