Oz Vessalius is the main character. He's a 15-year-old boy from the prestigious Vessalius family, whose father is the reigning lord. His mother was killed by the Nightray family, but despite this, he retains a bright, optimistic, and energetic personality. Oz is a cute character and many people love him. Cosplayers who prefer to cosplay Oz Vessalius have to get cosplay Oz Vessalius costume and cosplay Oz Vessalius wig to have a remarkable look just like Pandora Hearts cosplay character.