Carson of Venus: The Edge of All Worlds (Edgar Rice Burroughs Universe)

Stranded on an alien world for nearly two decades, Earthman Carson Napier finds his own past haunting him in strange and terrifying ways when he’s confronted by a sinister madman bent on ruling Amtor. To stop his opponent and his insidious weapon, Carson must gather an alliance of friends and former enemies alike in an epic struggle for control of the planet.