Shadow of the Colossus
The decompilation project for Shadow of the Colossus can be found here
Versions
Information sourced from the Team Ico Wiki
E3 Demo
This playable demo of Shadow of the Colossus was a demonstration version of the game shown at the E3 event from 2005. It consisted of the journey to, and the battle with, the first colossus, and ended once the player successfully defeated it. The demo contained many edits to the Forbidden Lands to prevent players from exploring past the plains south of the starting point; but thanks to various hacks and modding, it is possible to venture further.
OPM Demo
This playable demo of Shadow of the Colossus was a demonstration version of the game first published by the Official Playstation magazine in September 2005. It consisted of the journey to, and the battle with, the first colossus, and ended once the player successfully defeated it. The demo contained many edits to the Forbidden Lands to prevent players from exploring past the plains south of the starting point.
PSU Preview
This playable demo of Shadow of the Colossus was a demonstration version of the game never officialy released for the public. It consisted of the journey to, and the battle with, the first, second and third colossi, and ended once the player successfully defeated them. This demo has a fully explorable Forbidden Lands, with no rocks or broken bridges preventing players from moving to other areas.
Preview
The pre-release version of Shadow of the Colossus was a version only released for reviewers before the game was officially released. The game is playable from start to end without much problems, and it featured many unique differences, such as the ability to warp to the desired Colossus from a menu.
PAL release
The PAL version of the game was released in February 2006; much like the PAL release for ICO, the game came in cardboard packaging displaying various pieces of artwork from the game and contained four art cards.
The game also came with a "making of" documentary, a trailer for ICO, and a gallery of concept art accessible from the game's menu.