Halo has a proud history of smuggling secret endings into its campaigns. In the very first 2001 game, there is a hidden (non-canon) ending featuring Sgt. Avery Johnson fighting and hugging an Elite. In Halo 2, there's a mid-credits scene that teases the beginning of Halo 3. In Halo 3, we get a full scene of Chief drifting, alone, in the cold, indifferent vacuum of space. ODST gives us a glimpse of the Engineers' secret. And in Reach, my personal favourite, we get that phenomenal 'Lone Wolf' ending that still sends shivers down my spine to think about today. Read more