TNT by Nicholas Lawrence"Sometimes the smallest things hold the greatest resistance. Not in their strength, but in their purpose. This isn't just a card trick, it's a chance to change someone's perception! " Dynamo (Steven Frayne) In the early 1800s, French magician Robert Houdin popularized an iconic illusion called the Light and Heavy Chest. The demonstration was remarkable. It was the power to restore and remove the spectator's sense of strength and power on your command.