"Whoa, buddy, this isn't a costume!" Zack waved his hands in front of him before crossing his arms into an x as a great big no. Zack paused a moment before dropping his arms and propping his hands on his hips. "This is a SOLDIER uniform. Not a... what did you call it again?"
Round table? Knight? Zack wasn't sure what that was supposed to mean.
"I'm Zack," he said, trying to get this conversation going in a direction that made more sense. "Who're you supposed to be?"