It’s no surprise there are plenty of “watchers” on eBay for some of these superfractor 1/1 sports cards.
These rare cards contain autographs from superstar, generational players.
The fact that it’s the only kind in the world makes it that much more special like this dual autograph Mike Trout / Bryce Harper card (click link to see the listing and how much it’s going for!)
Want to see some other amazing superfractors? Check it out below and click on the links to see just how popular it is by the number of watchers.