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The Lost Horadrim (Diablo IV)

Hardcover
6-1/8"W x 9-1/4"H | 17 oz | 12 per carton
On sale Apr 21, 2026 | 272 Pages | 9780425284896
FOC Mar 23, 2026 | Catalog February 2026

In this dark fantasy adventure, journey to the Skovos Isles and uncover their mysteries: a lost expedition of mages, a dangerous monster, and a boiling political conflict—the official prequel to Diablo IV: Lord of Hatred.

An ancient brotherhood of mages and wizards sworn to defend humanity against evil is on the brink of destruction.

Their last good chance at survival is to journey to the far-off Skovos Isles and uncover the fate of a long-lost expedition sent to unlock a vault hidden deep within its lands.

But what awaits them is more than they bargained for. The Amazon warriors who call Skovos home face two dangerous threats: the rumblings of a disquieted public, and an undead creature attacking them from all sides.

The leader of the mages, Lorath, and Captain Adreona of the Amazons must band together in an unlikely alliance to unlock these mysteries . . . or else the mortal realm may be in terrible danger.
Matthew J. Kirby is the critically acclaimed and award-winning author of many novels, including The Clockwork Three, Icefall, The Lost Kingdom, A Taste for Monsters, and Star Splitter. He has written for the Assassin’s Creed game franchise, including the Last Descendants series and Geirmund's Saga, and he is the author of Book of Lorath and Book of Prava set in the Diablo game universe. His work has received numerous honors, including the Edgar Award for Best Juvenile Mystery and the PEN Center USA award for Children’s Literature, among others. He and his family live in Idaho. View titles by Matthew J. Kirby
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About

In this dark fantasy adventure, journey to the Skovos Isles and uncover their mysteries: a lost expedition of mages, a dangerous monster, and a boiling political conflict—the official prequel to Diablo IV: Lord of Hatred.

An ancient brotherhood of mages and wizards sworn to defend humanity against evil is on the brink of destruction.

Their last good chance at survival is to journey to the far-off Skovos Isles and uncover the fate of a long-lost expedition sent to unlock a vault hidden deep within its lands.

But what awaits them is more than they bargained for. The Amazon warriors who call Skovos home face two dangerous threats: the rumblings of a disquieted public, and an undead creature attacking them from all sides.

The leader of the mages, Lorath, and Captain Adreona of the Amazons must band together in an unlikely alliance to unlock these mysteries . . . or else the mortal realm may be in terrible danger.

Creators

Matthew J. Kirby is the critically acclaimed and award-winning author of many novels, including The Clockwork Three, Icefall, The Lost Kingdom, A Taste for Monsters, and Star Splitter. He has written for the Assassin’s Creed game franchise, including the Last Descendants series and Geirmund's Saga, and he is the author of Book of Lorath and Book of Prava set in the Diablo game universe. His work has received numerous honors, including the Edgar Award for Best Juvenile Mystery and the PEN Center USA award for Children’s Literature, among others. He and his family live in Idaho. View titles by Matthew J. Kirby
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