"Happens all the time. You read about it. Skions, they're called. They go lurking around in the distant wilderness for ages, handing down the secret sword
and so forth from generation to generation. Then just when the old kingdom needs them, they turn up
and turf out any usurpers
who happen to be around. And then there's general rejoicing."
"He has to marry a princess, too," said Brother Watchtower, "on account of being a swineherd."
"He's generally a swineherd or forester or similar, your basic skion. It's got to do with being wossname. Cognito. They've got to appear to be of, you know, humble origins."