A pair of magic gloves prevents its wearer from any harm. A gang robs a safe, using the gloves as protection against the cops’ bullets.; A herbal potion stolen from the Peruvian temple of Cibola bestows the gift of invisibility. Two gangsters use it to rob a bank. One, however, spills the back-to-visibility potion over the loot and is caught, while his partner is now doomed to be invisible for the rest of his life.; Joe Dillon lets an evil doctor operate on him, but wakes up a disfigured person with superhuman strength.; Captain Barney joins the hunt for the “sea piper”, a flute-playing phantom who lures ships to their doom on moonlit nights. Barney uncovers the phantom as a hoax, making clever us of sea drifts and abysmal music.