He ran into the Vulture, who was rejuvenated and attempting to kill all who knew him as an old man; he mistook Rick for Hobie and was unconcerned about the mistake.
He ran into the Vulture. The Vulture was rejuvenated. The Vulture was attempting to kill all. This knew him as an old man. He mistook Rick for Hobie. He was unconcerned about the mistake.