- Name
- Hearts of Iron II: Doomsday
- Platform
- PC (Platform), Mac (Platform)
- Developer
- Paradox Interactive AB (Company)
- Publisher
- Paradox Interactive AB (Company)
- Genre
- Strategy (Genre), Real-Time Strategy (Genre)
- Theme
- Modern Military (Theme), Management (Theme), World War II (Theme)
Hearts of Iron II: Doomsday
Doomsday is the Stand Alone Expansion released for Hearts of Iron 2, as well as including that game it improves on many features and includes a new WW3 scenerio between the Allies and Soviet Union.