David Guymer writes grimdark military science fiction set in the Warhammer 40,000 universe. His novels blend visceral action, monstrous warfare, and the vast scale of galactic conflict. Readers who enjoy dark, combat-heavy narratives with alien creatures, superhuman warriors, and morally ambiguous conflict will find his work compelling. Guymer excels at delivering brutal, immersive stories that prioritise action and atmosphere over optimism—ideal for fans of grimdark fiction and epic military science fantasy seeking narrative momentum and detailed worldbuilding.

Age of Sigmar: Knights of Vengeance (2)

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Book 1 The Beasts of Cartha Gareth Armstrong, John Banks, Jonathan Keeble, Stephen Perring, Luis Soto

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Book 2 Fist of Mork, Fist of Gork Gareth Armstrong, John Banks, Ian Brooker, Jonathan Keeble, Luis Soto

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Descent: Journeys in the Dark (1)

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The Shield of Daqan Derek Shoales

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Gotrek and Felix: Warhammer Chronicles (4)

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Book 14 City of the Damned Jonathan Keeble

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Book 16 Kinslayer Jonathan Keeble

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Book 17 Slayer Jonathan Keeble

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Curse of the Everliving Jonathan Keeble, Gareth Armstrong, Chris Fairbank, David Timson

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Gotrek Gurnisson (2)

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Book 1 Realmslayer Jonathan Keeble, Brian Blessed, David Seddon, Andrew Wincott, Steve Conlin, Penelope Rawlins, John Banks, Joe Shire, Vanessa Donovan, Matthew Hunt, Connie M'Gadzah, Toby Longworth

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Gotrek the Realmslayer Jonathan Keeble, Brian Blessed, Steve Conlin

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KeyForge (1)

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Tales from the Crucible Chelsea Stephens

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Primarchs: The Horus Heresy (2)

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Book 7 Ferrus Manus: The Gorgon of Medusa Jonathan Keeble

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Book 13 Lion El'Jonson: Lord of the First Jonathan Keeble

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The Beast Arises (4)

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Book 6 Echoes of the Long War: Warhammer 40,000 Gareth Armstrong

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Book 10 The Last Son of Dorn: Warhammer 40,000 Gareth Armstrong

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Beast Arises: Vol 2 Gareth Armstrong

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Beast Arises: Vol 4 Gareth Armstrong

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The Black Library Novella Series (1)

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Book 5 Dreadwing Jonathan Keeble

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The Realmgate Wars (1)

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Book 5 Call of Archaon: Age of Sigmar Jonathan Keeble

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Warhammer 40,000 (2)

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The Emperor's Sword Toby Longworth, Jonathan Keeble, Sean Barrett, Luke Thompson, Gareth Armstrong, John Banks

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Angron: The Red Angel Andrew Wincott

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Warhammer: Age of Sigmar (6)

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Grombrindal: The Legend of the White Dwarf Richard Reed, Andrew James Spooner

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Saga of the Mortal Realms Gareth Armstrong, Tom Alexander, John Banks, Jonathan Keeble, Beth Chalmers, Steve Conlin, Emma Gregory, Andrew Wincott, Toby Longworth

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Hamilcar Champion of the Gods Matthew Hunt

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Verminslayer Jonathan Keeble

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Realmslayer: Legend of the Doomseeker Jonathan Keeble

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Grombrindal: Chronicles of the Wanderer Richard Reed, Andrew James Spooner, Emma Gregory, Jonathan Keeble, Tom Alexander

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Standalone (2)

Realmslayer: Blood of the Old World Grace Andrews, John Banks, Andrew Fettes, Kelly Hotten, Matthew Hunt, Jonathan Keeble, Penelope Rawlins, Richard Reed, Joe Shire, Brian Blessed

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The Tower of Nerek Derek Shoales

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