In this series, the mythic characters Hercules and Mercury were joined by one created specifically for the series named Astrea, and formed into a team csalled the Young Sentinels, whose duty was to protect mankind.
In this series, the Roman mythology figures Hercules and Mercury were joined by Astrea, a character created specifically for the series. They were the members of a superhero team called the Young Sentinels, whose duty was to protect mankind.