A human-skeleton tattoo, on the other hand, could serve as a reminder for the wearer "to stay on their newly found path of righteousness and to not go back to their pasts," according to tattooseo.com.

Cudi's new skeleton hand tattoo is the 10th piece of body art he's received from Woo. "Skeleton Hand Man," Cudi captioned a photo of the design. "My 10th Woo piece.