America's Best Comics #28

An inventor's desperate gamble collides with greed when Phil's hunger for money leads him to strike a dangerous bargain with criminals over the sound gun—a miraculous device that can heal or destroy—while his brother Dirk and the woman he loves race against time to save her life and recover the stolen weapon. As The Black Terror and Tim Roland suit up to track down the thieves, the true question becomes whether the sound gun's power will be used to cure Mary or become an instrument of death in the wrong hands.

When heiress Joan Temple suddenly dies at a society tea party—right after fortune teller Madame Zanda draws the Death card—Diana Adams suspects foul play and transforms into Miss Masque to investigate. Following a trail from a mysterious note to a hidden passageway in Joan's apartment, Miss Masque uncovers a sinister scheme involving Joan's charming escort Eddie Jonas, who may have orchestrated the whole twisted plot.

The Commando Cubs' riverboat adventure takes a dangerous turn when their playful pirate game lands them on an island where real criminals are at work—Count Kuldorf and the Countess, along with their accomplice Squinty, who are hiding stolen jewels from a famous robbery. After a harrowing escape from a dynamite trap and a trek through the caves, the Cubs track the gang to the Count's estate, only to discover that nothing about this case is quite what it seems. Fast-paced action and a clever twist make this detective mystery a wild ride for the young adventurers.

Pyroman investigates when the mysterious Dr. Zucca recruits top scientist Dick Martin and his colleagues for secret research, only to discover a sinister plot involving mind control and a devastating mechanical weapon called the Tornado. When the machine emerges to wreak havoc on the city and kidnap those close to him, Pyroman must track down Dr. Zucca and his enslaved assistants before the villain can unleash his creation upon an unsuspecting world.