As Halloween nears, we’re seeing the signs of “spooky season”—ghosts, tombstones, vampires, and such—not only in the usual yard decorations and party trimmings, but in less-expected places, like logos. Branding and symbols featuring skulls have been in the news lately, with antigovernment Gen Z protesters in Nepal, Indonesia, and elsewhere adopting the “One Piece” Straw Hat Pirates skull-and-crossbones emblem.