Sorcery, she had a nose for it, could say it was a talent she had obtained since Loki's rather unfortunate betrayal. Another innate talent she had was the ability to be aware of her surroundings and know when she was being followed. Could say it was this very talent that had kept her alive.
Of course she hadn't been expecting the shadow in her walk to speak and to know of her name. The dark hair bearded man with the elaborate cape that even Thor would be jealous of was right to keep his distance. A warrior never let their guard down no matter the weird circumstance and Sif was not about to start now, the blade had been raised and the pointed tip angled in the stranger's direction.
"Who are you and how do you know my name?" She asked in a tone that brokered no room for discussion or argument.