Blaine was used to Sherlock enough by then to not take the lack of introduction personally. Instead he went to John and offered to shake his hand. "I'm Blaine Anderson. It's nice to meet you." He glanced at Sherlock as he disappeared before focusing on John again. "Did you know him before? I don't think I've seen you in the tapes?"

He had been watching some of the Arenas off and on when he could stomach it. He was trying to learn how he could survive. It was slow going for him though because with each death he needed a break.