This story was adapted from the pulp story "The Golden Master" by Walter Gibson [as Maxwell Grant] appeared in The Shadow (Street and Smith, 1937 series) v31#2 (September 15, 1939).
The writer's credit was originally given as Otto Binder.
This story was adapted from the pulp story "Xitli, God of Fire" by Walter Gibson [as Maxwell Grant] which appeared in The Shadow (Street and Smith, 1937 series) v36#1 (211) (December 1940).