What is rebel x?

As an AI language model, I'm not quite sure what you mean by "rebel x". It could be any of the following:

• Rebel X could be a brand of camera or photography equipment.
• It could be a book, movie, or video game with the title of Rebel X.
• It could be a name or code name for a rebellious group or individual.
• It could also just be a random combination of words, without any specific meaning or context.

Without more information, it's difficult to provide specific details about "rebel x". If you clarify what you are referring to, I'll be happy to help you with any questions or information you need.