Sebastien de Castell

About Sebastien de Castell

Sebastien de Castell is a Canadian fantasy writer, best known for his series Greatcoats and Spellslinger.

From Wikipedia, under CC BY-SA 4.0.

Upcoming Titles

• 
  The Malevolent Nine December 3, 2026

  A mind-blowing journey through mystical realms where power-hungry mages seeking ever more potent spells have unwittingly started the countdown towards universal annihilation With the Great Crusade between the Celestines and the Infernals finally over, mercenary mages and megalomaniacal warlords have gone back to business as usual: fighting for wealth, territory and just to beat the snot out of the other guys because hey, it's more fun than a real job, right? But every spell creates a momentary breach between the mortal realm and those whose physical laws make magic possible.

  View on Amazon: The Malevolent Nine

Earlier Books

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  Our Lady of Blades May 14, 2026

  'A spirited swashbuckling fantasy about family, revenge and the price of justice' - Silvia Moreno-Garcia, author of Mexican Gothic Two sisters: divided by tragedy, united by steel. The incredible new novel in the Court of Shadows series by the bestselling author of TRAITOR'S BLADE and THE MALEVOLENT SEVEN! Blood Week may have been banned in Rijou, but the streets still run red - and now murder is being sanctioned by the courts. Only a reckless fool would believe they can beat the system. But then, the Greatcoats have always been more than a little reckless . . .

  View on Amazon: Our Lady of Blades
• 
  Crucible of Chaos December 7, 2023

  A mortally wounded magistrate faces his deadliest trial inside an ancient abbey where the monks are going mad and the gods themselves may be to blame! Estevar Borros, one of the legendary sword-fighting magistrates known as the Greatcoats and the king's personal investigator of the supernatural, is no stranger to tales of ghosts and demons. When the fractious monks of the abbey rumoured to be the birthplace of the gods begin warring over claims of a new pantheon arising, the frantic abbot summons him to settle the dispute.

  View on Amazon: Crucible of Chaos
• 
  Queenslayer May 21, 2019

  A failed mage learns that just because he's not the chosen one it doesn't mean he can't be a hero in the fifth book of an adventure fantasy series from Sebastien de Castell. Kellen Argos is an outlaw spellslinger with a bad reputation, a long list of enemies, and zero luck. When he accidently smears blood on the Daroman flag, he's dragged before the queen to be executed for his act of treason. Face-to-face with the young monarch, Kellen is offered a chance to save himself. If he can defeat the queen at a game of cards, he'll walk free. . .if not, his life is forfeit.

  View on Amazon: Queenslayer
• 
  Soulbinder December 4, 2018 View on Amazon: Soulbinder
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  Shadowblack August 21, 2018 View on Amazon: Shadowblack
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  Spellslinger July 17, 2018 View on Amazon: Spellslinger
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  Spellslinger 2: Shadowblack October 5, 2017 View on Amazon: Spellslinger 2: Shadowblack
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  Tyrant's Throne June 6, 2017 View on Amazon: Tyrant's Throne
• 
  Traitor's Blade July 22, 2014 View on Amazon: Traitor's Blade

More New Books Coming Up

• A Fist of Molten Fire by James Rollins · Dec 1
• All Nighter by Julie Murphy · Dec 1
• Call Me Traitor by Everina Maxwell · Dec 1
• Chasmfriends by Brandon Sanderson · Dec 1
• Rising Thunder by Neal Shusterman · Dec 1
• Roses & Stone by Jessie Mihalik · Dec 1
• Tales from the Territory by Travis Baldree · Dec 1
• The Best Journey in the World: An Antarctic Story by Kim Stanley Robinson · Dec 1
• Evermore Trilogy_evermore2 Hb by Julie Soto · Dec 3
• This Crimson Ruin by Rebecca Thorne · Dec 3

See All: Upcoming Books ›