Kais had no idea who Cerberus was. Then again, he never referred to Garviel as anything but Space Marine. He would have done the same for Captain Ardias but that Ultramarine captain was very insistent on a few things. Call it a lack of respect, something that Garviel still needed to foster. Being good at fighting was expected.

"Perhaps I can give it a try, at least."

If it wasn't a daemon, it could be a help, right? More efficient killing of the enemy was always better.