The Age of Krigen

"It's possible, like just like we saw with Ned's army, or rather Rob's army when it's marching down the neck, and they see the twins," he says. "They haven't really been there any other time." Krigen being 21 at this point almost certainly wasn't around in Game of Thrones' first season. He doesn't necessarily know Castley Rock is, you know. Wild to think to me that when he was Hand of the King, during the Hour of the Wolf, he was younger than I am!"