Innate Powers
Daemons all come with a whole slew of powers built in, much like how Vampires and Werewolves do.
Daemons are immune to mind-control and supernaturally induced fear.
Daemons are immune to possession
Daemons can see through illusions and supernatural concealment
Daemons can detect their own kind near by and can converse mind to mind. A daemon can speak to their Thralls at anytime.
Demons can detect the use of supernatural powers in a nearby area, but not the exact nature of the power or its location. They can use their knowledge of the area or maps to pinpoint an exact location.