Halo Custom Edition is a new version of Halo that is free for all HaloPC owners (meaning you need a HALO PC CD key to install). This unsupported version of HaloPC is a stand alone version created to introduce a bunch of new features to HaloPC. The most important of which is the ability to play user created content. HaloCE features a set of tools, tutorials and source art, a powerful package (Halo Editing Kit) which will allow users to create their own custom content for HaloCE. Read more for details and download links ...