'G.I. Joe' - DVD

'G.I. Joe: The Rise of Cobra'
Region 1 at Amazon.com
two-disc edition - single disc - blu-ray two-disc+digital copy
Released Nov 3rd.

Region 2 at Amazon.co.uk
DVD - blu-ray
Released Dec 7th.

According to Real Movie News, UK version will have the same extras as two-disc Region 1 minus the digital copy. DigitalVD gives the date for German release as 14th Dec (same extras; also as exclusive Steelbook Edition).

iesb.net on Region 1 release:

The G.I. JOE: The Rise of Cobra two-disc Blu-ray and DVD include a digital copy of the film, commentary by director Stephen Sommers and producer Bob Ducsay, "The Big Bang Theory: The Making of G.I. JOE", which takes viewers behind-the-scenes for a look at how the filmmakers turned the perennially popular action figures into a summer blockbuster and "Next-Gen Action: The Amazing Visual FX and Design of G.I. JOE", which showcases the incredible work that went into creating over 1,650 visual effect shots and the challenges the filmmakers faced in bringing the world of G.I. JOE and COBRA to life. The film also will be available on a single disc DVD, which includes the commentary.