Pawns of Chaos (Novel)
Pawns of Chaos is a Warhammer 40,000 Novel by Brian Craig. It concerns the efforts of a primitive rebel group on an Imperium controlled medieval world, isolated by a warp-storm, to summon a Daemon of Chaos to overthrow the "Imperium" on their world. It was first published in 2001 and is currently out of print.
In the grim future of Warhammer 40,000 mankind is engaged in an eternal conflict with armies of Chaos. On the medieval world of Sigmatus, the hated Imperium is flexing its power with ruthless efficiency. The rebels have a plan to fight back: summon a powerful daemon from the warp and unleash it upon their enemies!