"Yes, he is my brother," Uriel replied calmly. "He adopted me as his sister. Well, actually, his brother -- around that time I still was genderless most of the time, although as I more resembled a male than a female, I was referred to as he. And, as Loki is his adopted brother, that makes Loki my brother, too. Lately, he hasn't even been protesting too much about that."