In 2019, One Piece collaborated with Made in World, and they had Buggy's very own T-shirt with the following description: His real name and true face are still unknown, making him a character ...

The current Four Emperors in One Piece are ... Xebec. Buggy's true identity as the son of Rocks D. Xebec is hinted at through his past and may be why he hides his face.