As druids in Celtic Gaul, they had been the harmonious soul of their tribe. But when Julius Caesar and his army invaded and conquered their homeland, the great druid Ainvar and his clan fled for their lives, taking with them the ancient knowledge. Guided by a strange destiny, they found themselves drawn to a green island at the very rim of the world: Hibernia, home of the Gael.

After twelve years of secret training, Atticus O'Sullivan is finally ready to bind his apprentice, Granuaile, to the earth and double the number of Druids in the world. But on the eve of the ritual, the world that thought he was dead abruptly discovers that he is still alive, and they would much rather he return to the grave. Having no other choice, Atticus, his trusted Irish wolfhound, Oberon, and Granuaile travel to the base of Mount Olympus, where...

For centuries the Four Lands enjoyed freedom from its demon-haunted past, protected by magic-enhanced borders from the dark dimension known as the Forbidding and the profound evil imprisoned there. But now the unthinkable is happening. The ancient wards securing the barrier between order and mayhem have begun to erode, and generations of bloodthirsty, monstrous creatures are poised to spill forth, seeking revenge for what was done to them.

"Paxon Leah never thought of the old family sword hanging above his living room hearth as anything other than an intriguing ornament...until his sister is kidnapped by a sorcerer. Following the dark mage with nothing but this piece of steel to protect him, Paxon stumbles into a plot to overthrow the Druids and remake the world...and accidentally unlocks the powers of the ancient blade. Now, he must learn to master the sword's power in order to protect...

"Kevin Hearne creates the ultimate Atticus O'Sullivan adventure in the grand finale of the New York Times bestselling Iron Druid Chronicles: an epic battle royale against the Norse gods of Asgard. Unchained from fate, the Norse gods Loki and Hel are ready to unleash Ragnarok, a.k.a. the Apocalypse, upon the earth. They've made allies on the darker side of many pantheons and there's a globe-spanning battle brewing that ancient Druid Atticus O'Sullivan...

When a British princess fall sin love with a Roman officer destined for imperial greatness, their forbidden desire exacts an unexpected price: banishment from Avalon. Journeying outside the enchanted isle, Helena grows from maiden to mother to wisewoman, experiencing both joy, with the birth of her child, and loss when politics forces her lover to choose between the Empire and her.

Druid Atticus O'Sullivan has battled vengeful Norse thunder gods before, and with a little help from a Navajo trickster god Coyote, he dupes them into thinking they chopped him up in the Arizona dessert. The Navajo Coyote is not above his own mischief and Atticus is battling for survival from an unlikely source.