Call of Duty: Infinite Warfare is free to download and play on Steam this weekend

Not only is Call of Duty: Infinite Warfare free to download and play on Steam this weekend, it's also on sale alongside other select entries in the franchise.

The series heads back to World War 2 in November, but for now you can fight the future by paying Call of Duty: Infinite Warfare on Steam for free until 4pm EDT/9pm UK Sunday, May 21.

Along with Infinite Warfare, Call of Duty: Black Ops 2 and Blops 3 are on sale. World at War, Advanced Warfare, Modern Warfare, Call of Duty 2 and others can also be picked up at a discount.

Yesterday, the Continuum DLC was made available for PC and Xbox One users, and with it being a free Xbox Live weekend, Infinite Warfare players can jump online and start shooting friends and foes alike regardless of gold status through May 21.

The Continuum DLC has been available for PS4 players since April 18.