Overlord of the Damned — Grant Stockbridge

The Spider -- who was really Richard Wentworth, a true American aristocrat -- had fought a hundred battles and faced a thousand foes... But never before had a more brilliant criminal genius challenged him. For the Boss, employing a horrible, new weapon, ruled the Underworld with an iron hand, slaughtering, maddening, and loosing maniacs to ravage the nation...!