http://www.dvdactive.com/news/releases/ultimate-rambo-collection.html
Let's keep an eye on Optimum's U.K Release as they usually deliver high bit rate transfers.
Title: Ultimate Rambo Collection
Optimum Home Entertainment has announced the Blu-ray release of the Ultimate Rambo Collection for the 23rd of June (to coincide with the DVD and BD release of the last instalment of the franchise). Full details for the release can be found below, along with the artwork.
First Blood (Regions A and B)
* 2.35:1 Widescreen Transfer (1080p VC-1)
* English DTS-HD Master Audio 5.1
* Sly vs. Rambo: Interview Paris 2008 (8 mins 40)
Rambo: First Blood Part II (Regions A and B)
* 2.35:1 Widescreen Transfer (1080p VC-1)
* English DTS-HD Master Audio 5.1
* Sly vs. Rambo: Interview Paris 2008 (8 mins 40)
Rambo III (Regions A and B)
* 2.35:1 Widescreen Transfer (1080p VC-1)
* English DTS-HD Master Audio 5.1
* Sly vs. Rambo: Interview Paris 2008 (8 mins 40)
Rambo (Regions A, B and C)
* 2.35:1 Widescreen Transfer (1080p)
* English TrueHD 5.1, English Audio Description 5.1
* Picture-in-Picture Audio Commentary with Sylvester Stallone
* Eight Branching Featurettes
* Its a Long Road: The Resurrection of an Icon
* Courage and Inspiration: The Musical Legacy of Jerry Goldsmith
* Preparing a Warrior: Finishing Rambo
* The Weaponry of Rambo
* Heros Welcome: The Rambo Premier and Reaction
* Legacy of Despair: The Real Struggle of Myanmar