Galactic Threats are organisms, affiliations, or locations which pose a massive threat to the entire galaxy. These include - but certainly are not limited to - parasitic species such as the Xenomorphs or Tyranids, imperialistic races such as the Irken or Dalek empires, or even the Forerunner Halo Installations.
This category has the following 3 subcategories, out of 3 total.
Pages in category "Galactic Threats"
The following 200 pages are in this category, out of 200 total.