As announced last night Gearbox has now released the demo for their recently released Halo:Combat Evolved. This demo features "The Silent Cartographer" mission from the single-player campaign, as well as the "Blood Gulch" map for multiplayer action. The demo supports up to 16 players in online Slayer and CTF matches. There's no save-game support, and vehicle selection is limited (thanks IGN). Read more for download links ...