Sylar frowns at Nathan- that wasn't the answer he wanted to hear. Is this even Nathan, or did someone grab himself out of time, from a few weeks ago? As used to strange circumstances as he was, this is still probably the strangest day he's had.

"Sylar. I'm Sylar," he clarifies, with less venom than he intends. In fact, it sounds more like an admission than a declaration. "I killed Nathan Petrelli, and then got saddled with his memories. So imagine my surprise that you're here."

Certainly, that will go over well.