The only Official details there are about the DLC is short descriptions from Amazon UK.
- Hydro – This large map allows you to use the dam and water to your advantage to block paths and stop enemies.
- Downhill – A medium-sized map based in the French Alps complete with snow, chair lifts, and a strategically placed lodge.
- Grind – Set within the locale of the Venice, California boardwalk, this small skate park map is sure to deliver fast and frenetic Call of Duty action.
- Mirage – This Gobi Desert multiplayer map utilises sand dunes to provide different levels of elevation and a sanctuary in the centre as a natural chokepoint.
- Zombies - Die Rise–The Zombie apocalypse has invaded China, turning down town into a dilapidated and dangerous MC Escher painting.
- Peacekeeper SMG – This impressive sub-machine gun fills the open weapon slot in your load-out with power and accuracy
The Zombies map "Die Rise" is described as a dangerous MC Escher painting, he did paintings like these:
If the map is going to be a dangerous version of something like that