It's the first DLC for the troubled Aliens shooter that adds something to single-player. The Trophies are mostly milestones for the story, and hence carry chest-bursting spoilers.
Four DLC packs were planned for the Season Pass with the first three adding new multiplayer maps, new game modes and greater customisation options.
There are 10 new Trophies included as part of the DLC, as revealed by. If you haven't already bought the Season Pass then you might want to hold off on that before you've had a chance to .