Here is how you can play as Chaos in Warhammer 40k: Space Marine 2: Launch your game and head over to the Eternal Wars tab to start a match. Once the lobby starts, you will be placed in either team.

Here's a Chaos Helbrute in Warhammer 40k Rogue Trader. Rogue Trader, ... Additionally, towards the end of the diary we also catch a sneak peek at a Necron Skorpekh Lord.

The Chaos Chapters in Warhammer 40k: Space Marine 2, also known as Heretic Astrates, represent the former loyal Space Marines who now serve the forces of the Chaos.