What it says is what it means.
A pretty princess. An evil sorcerer. A hero for the ages.
She sold her soul to possess the secrets of black magic... (Mondo Macabro USA DVD release)
Quest for the ultimate power.
This time the devil wants more than just your soul.
In order to save the world, Johnny Dow must discover the magic power in an old electric guitar and use it to defeat his best friend and an army of kung-fu demons
EVERY BREATHLESS MOMENT OF THOMAS B. COSTAIN'S BEST-SELLER! (original print ad - all caps)