The first trailer is out for the Halo Nightfall movie.
Halo 2 Anniversary - Cinematic Launch Trailer
Here is the cinematic launch trailer for Halo 2 Anniversary, featuring CG by Blur Studio.
Halo: Nightfall - Official Trailer
The official trailer is out for the Halo: Nightfall series.
Halo 4: Spartan Ops - Episode 9 Trailer
A trailer is out for the next CG episode of Halo 4: Spartan Ops.