Locating & Difficulty
This is an escalation that can be obtained by running Blood Raider Outpost sites.
First Escalation
3x Battlecruisers (Corpatis Shade)
3x Heavy Assault Cruiser (Elder Corpum Arch Sage)
1x Faction Cruiser (Dark Blood Arch Priest)
The second room is optional. Killing the Faction Cruiser has the possibility of triggering the next mission on the escalation.
Second Escalation
Third Escalation
Fourth Escalation
Rewards
Getting all four escalations gives the possibility of an Ashimmu BPC or Corpum A-Type module drops in the final escalation site.