Mary Gun-Powder or just Mary is one of pirate of "The Gold Seas" crew. Mary Gun-Powder is strong, brave and very protective female pirate. She is especially good with guns, specifically with the blunderbuss gun. And she knows almost everything about guns. Mary Gun-Powder is also best friends with Cut-Throat Connie and friends with Nickleby, Rascal Jimmy, Bill Bones, Maximus Dark-Skull and Cap'n Redhair. They all use pirate slangs