A Dark Herald in the stars

Astigi Flashfire Campaign- outskirts Astigi System- 14 hours prior 0 hour D-day-  An escort carrier belonging to the Stygian Empire penetrates deep into Imperial space without detection.  It's destination is the Imperial planet of Astigi.  In it's hold are 10,000 Stygian trained militia, 25,000 stygian conscripts, 30,000 mutant auxillaries, and 47 warp psychers prepared to assault the Imperial world of Astigi in a "Flashfire" campaign with the objective of inflicting the maximum amount of destruction for the lowest cost in resources.