Zombie Army is a survival horror third person shooter series of video games developed and published by Rebellion Developments.
They are a spin-off series from the Sniper Elite series of games.
The first two installments were originally released as downloadable content for Sniper Elite V2, and were titled Nazi Zombie Army and Nazi Zombie Army 2.
These were later remastered and repackaged, along with a third game, into the Zombie Army Trilogy.
A sequel to the Zombie Army Trilogy is currently set to be released in 2020, and is title Zombie Army 4: Dead War.