Dynamic Comics #8

Lucky Coyne, a cub reporter for the Daily World, is sent to check up on the state sanatorium but instead stumbles onto a sinister operation when he, Kitty, and Terry are lured to a fake blood bank run by Dr. Buckingham and his accomplice Logo. As the trio discovers the horrifying truth behind the scheme, Lucky must find a way to expose the criminal conspiracy and rescue his friends before it's too late.

Ray Cardell is a brilliant radio scientist who gains extraordinary powers when a laboratory accident transforms him into the Master Key—a mysterious vigilante whose penetrating eye-ray can see through solid matter and unlock anything. When Nazi agents kidnap the President of the United States as part of a sinister plot to take over America, the Master Key must navigate a vast underground arsenal and battle enemy operatives to rescue the nation's leader and stop the conspiracy. A thrilling 1944 tale of espionage, science, and patriotic heroism that launches an unforgettable new hero against the forces of tyranny.

When a series of mysterious stranglings targets America's military brass, Yankee Doodle Jones and his young sidekick Dandy are called upon by Uncle Sam himself to investigate. The trail leads them to a sinister barber shop and a diabolical plot involving a witch and a villain known as the Leader, who command a deadly force that strikes from afar. As the heroes close in on the truth, they'll need all their wits and strength to stop the conspiracy before more officers fall.