Have you ever wondered about the limits of human gullibility? When we hear about con artists like Charles Ponzi or Bernie Madoff, we marvel at their ability to deceive. But there was a man named Gregor McGregor who outshone them all, becoming the Jedi Master of deception in the early 1800s. He convinced an entire nation that he was the Prince of a fictional country, Poya. How did he pull off such an audacious scam?