We just added the new co-op feature to Space Hulk as well and smart new lobby system that will make it easier for player to start multiplayer gamers
We've also created a new 5 mission DLC campaign to go with the Co-op release called the "Harbinger of Torment"
Quick Features/improvements:
Coop! Works with all existing multi-squad missions
Completely new multiplayer lobby system.
Added Harbinger of Torment Campaign
Various Bug Fixes