These are the real pirate flags of history
There are only three preserved pirate flags in existence. (The
Jolly Roger, One Piece Wiki, Fandom
Pirate flag of Jean Thomas Dulaien (alternate design)
The Jolly Roger Social Club: A True Story of a Killer in Paradise
VF-61 - Wikipedia
Jolly Roger Bay - Super Mario Wiki, the Mario encyclopedia
Jolly Roger (flag), Pirates of the Caribbean Wiki
Jolly Roger - Wikipedia
File:Jolly Roger Flag-01.svg - Wikimedia Commons