Thrust into the savage Martian past, Garvey Dire must solve the mystery of time in a world of alien monsters and brutal violence or see his own world destroyed by war.

In the savage Martian past Garvey Dire discovers an old nemesis gathering vicious killers beneath his banner to conquer, crush and build a new empire on the blood and bones of the innocent.

To defeat his bloody nemesis and free an enslaved people, Garvey Dire explores the depths of the Martian planet to uncover the hideous secrets of the lost city of Caladrex.

Displaced tens of thousands of years in time, astronaut Garvey Dire finds himself caught in Mars' savage past. Winged fiends prowl the nighttime skies and scythed beasts lumber through the violet grasses in the light of the red sun. Lost tribes celebrate strange gods with bloody rituals and crimson-masked assassins target Garvey and his newly-acquired family within the luminescent halls of the underground city of Ledgrim, even while uncovering an ancient technology capable of razing Ledgrim. Garvey Dire must violate the inner sanctums of the Technopriests and uncover their most-guarded secrets in order to defend his family and tribe against those who would destroy both in their ruthless quest for power.

Stranded astronaut Garvey Dire finds himself in a heap of trouble when an ancient sect of assassins emerges from the icy depths of Velnibus to join with a lost tribe of spider worshipers, who are immune to the edge of the steel sword. Together they hatch a plot which may result in the extinction of Garvey's adopted tribe. Lost Tribes of the Dire Planet is a sword and science fiction extravaganza in the tradition of John Carter Warlord of Mars.