Zarim and the crew of the airship Excalibur were simple pirates, performing any job so long as the price was right. Until the day they were tasked with retrieving the mysterious Soulstones—legendary artifacts rumored to be the source of all life on the planet, and holding the promise of granting vast power to the person who gathers all five. Their quest will take them to the far reaches of the planet, from pirate havens to the realm of the dead, from the land of faeries to a tribal society of cat-people. All while trying to stay one step ahead of the forces of the empire, led by an extremely powerful and twisted sorcerer who wants the stones for his own malicious purposes! From Percival Constantine, Pulp Ark Award-nominated author of The Myth Hunter, comes an epic sci-fi fantasy set in a world of magic and adventure!

Twenty years have passed since the alien invasion of Earth began and humanity has lost. The invaders have set up a new government run by their human conspirators, and the superhuman population is now imprisoned, used as labor or for the aliens’ inhumane experimentation. But a new team of specials exists in the future, continuing the legacy of Vanguard. Together, they are the only source of resistance against the alien overlords. For years, their efforts have been valiant, yet futile. Now though, they have the opportunity to change the future, if only they can send the mysterious Chronos into the past! Explore the future in the fourth season of Percival Constantine’s Vanguard superhero adventure! The future is here...but can it be changed?

Infernum. A shadowy, globe-spanning network of operatives run by the mysterious power broker known as Dante. They hold allegiance to no one, existing as rogues on the fringes of society. In this three-book series, meet some of Infernum’s top agents: Angela Lockhart, a spy on a mission of vengeance; Carl Flint, a retired assassin looking for peace; and Dalton Moore, a professional thief drawn into a dangerous game!

Angela Lockhart swore to never work with Infernum again. But when the search for her husband's killer hits a dead end, she's left with no choice except to once again perform a job in exchange for the information she needs. Her mission: rescue a disgraced scientist who holds the secret to a deadly biological weapon. She's not the only one after him, though. A team of highly skilled assassins is on the job as well, and they'll eliminate anyone who gets in their way!

Elisa Hill lives two lives—a university instructor and a globe-trotting adventurer. When her former partner, Lucas Davalos, emerges from hiding, Elisa takes it upon herself to track him down, but the stakes are high when she discovers that Lucas was hired to track down the Necronomicon! Now Elisa must protect her former partner while at the same time staying one step ahead of a man who wants the infernal tome for his own nefarious means! Can Elisa and her allies prevent the dark energies of the Necronomicon from getting loose? From Percival Constantine comes the third volume in the explosive saga of The Myth Hunter!

Superhuman threats require a superhuman response. Enter Vanguard, a government-sanctioned team of superheroes designed to deal with rogue elements possessing incredible abilities! This team of powerful beings with even more powerful personalities must overcome their differences while dealing with one life-threatening crisis after another! Collected in one volume are the first three books in the Vanguard superhero series. Join the team as they battle super-powered criminals, corrupt military organizations, sinister secret societies, and alien invaders!

Elisa Hill is a myth hunter, an adventurer who seeks out the truth behind the legends of the past, and it’s a job she was born into. Her parents were myth hunters as well and the one legend they could never prove was the myth of the lost continent of Lemuria. Now Elisa has the opportunity to finish the work her parents began. But the secrets of this lost civilization hold great value for a sinister secret society and a ruthless assassin, and both will stop at nothing—not even murder—to gain their prize. Elisa must rely on friends and unlikely allies in order to make it to the lost continent. Because if she fails, those same secrets could spell doom for mankind!

The Spear of Destiny, believed to have pierced the body of Christ, is said to be an artifact of incredible power that will render the user unstoppable. And now the Thule Society, an occult order from the days of Nazi Germany, is after this weapon. Only Elisa Hill and her allies stand between this Nazi death cult and their genocidal plot! But when faced with ancient, forbidden magicks, does even the famed myth hunter have a prayer of success?