The Halloween DLC, or rather event, was activated around Halloween and was only available on holidays. This happened in 2016 and 2017.
The following content came with that event:
- New menu background
- Darker lightning tone (new water reflection)
- Bloody pumpkins
- Zombie units
- Blue neon fog effect
The contents can also be viewed in the following images:
1. New menu backgrounds: Dracula Cossacks isn’t completely dead and he enjoys that.
2. Darker lightning tone: The sun is obscured by ominous clouds.
3. Bloody pumpkins: They are scattered on the maps.
4. Zombie units: The following units turned into zombies: Sich Cossacks, Sich Cossacks -mercenary, Turkish and Algerian Light Infantry, Light Infantry Mercenary.
5. Blue neon fog effect: Just look at the burning blacksmith.