Dan Abnett
Sabbat Worlds: the Digital Collection

Across the Chaos-tainted Sabbat Worlds, the defenders of the Imperium fight and die to restore order to this once-peaceful region of space. This collection charts their battles in novels, a novella and Quick Reads, all presented in eBook formats.
Warhammer 40k
collection

It contains:
The Armour of Contempt
Sabbat Crusade
Forgotten
In Remembrace
Ghostmaker
Honour Guard
Blood Pact
Double Eagle
Titanicus
Vermilion Level
Brothers of the Snake
Sabbat Martyr
His Last Command
Only In Death
Sabbat Worlds
Necropolis
First And Only
The Guns of Tanith
Salvation's Reach
Traitor General
Straight Silver