It's free. But I don't know where to download the full Halo, the searcher keeps giving Halo Trial. But anyways, heres the CD-Key:
And I think you need the Halo CD to play. Not entirely shure.Code:KMCT7-2QKVF-4KV27-6P83J-THCBJ
But for Halo Costum Edition you don't.
- Admin Edit -
Go here to get other serials for free: http://www.mpgh.net/forum/231-game-serial-keys/