Even as he turned towards Castiel, the angel realized the man who spoke first was blind. The blinders over his eyes only confirmed that. But he wasn't just blind, he had some sort of inhuman ability. Castiel felt nothing evil around him, nothing particularly supernatural, but that only made him more careful as he acknowledged the man with a step forward.
"I am unemployed at the moment," he said, voice stale. He tended to revert back to his less conversational self when confronted with new situations. He slowly walked towards the man, stopping a few feet away, in no way fearful or aggressive. "I witnessed your fight," he added, as if that explained his being there completely.
He looked the man up and down, eyes catching the smallest details, though he had little reference to analyze them with. He supposed mostly he was looking for symbols or spell ingredients, anything that might explain this person's origin. All he found himself studying, however, was synthetic materials dyed dark. And the person in front of him felt extremely human, despite his abilities. "What are you?"