'You can't just run around killing goblins and looting temples, this isn't the old days my boy. To make it today you've got to be part of the guild, and you need a team, and a look, and most importantly you need a manager. Like me.'
Another real world thing. White tea. Can only be picked two days a year, the two days before the flowers blossom. Could be a similiar plant that...is the deadliest poison known, cure known diseases or psychosis, or a potent herb that just tastes awesome.