Felix Caelus

"All of them. Not all daedra are intelligent, though. Atronachs are far moreso; familiars are so minor I'm not even sure how they fit in with other daedra. Or even if they really qualify. You can make a simple pact with them, though. They're bright enough for that."

He sets down his cooling tea, draws his legs up to curl on the couch beside Jim. "But they're both easier to work with than other daedra. More... amenable. That's why mages so commonly use them now. Even though if you use one of the standard spells, whatever daedra you summon is bound to obey you until it's banished. Communing in a circle is different, it's like... disabling the safety systems. You see?"