A trailer is out for the next CG episode of Halo 4: Spartan Ops.
Halo 2 Anniversary - Cinematic Launch Trailer
Here is the cinematic launch trailer for Halo 2 Anniversary, featuring CG by Blur Studio.
Halo 4 - CG Intro
Digic Pictures have created this CG intro for Halo 4's single player campaign.
Halo 4 - Developer Showcase
The developers at 343 Industries discuss the upcoming Halo 4 shooter game.