Blades of the Traitor

Across the war-torn galaxy, those sworn to Horus's cause shake the Imperium to its very foundations. This collection contains five epic short stories by John French, Guy Haley, Nick Kyme, Graham McNeill and Chris Wraight.
The Horus Heresy
anthology

It contains:
Wolf Mother
Chirurgeon
Black Oculus
Daemonology
Twisted