However, those plans were shelved when the studio was informed that it would instead be working on Modern Warfare 3.
While a recent rumour suggested that the sci-fi first person shooter was in line for a direct sequel, a new report has claimed that's not the case.
A new report claims that Sledgehammer Games has dropped plans for a Vanguard sequel and is instead returning to the futuristic setting of Advanced Warfare.
Activision CEO says the company had faith in Sledgehammer delivering an authentic World War 2 experience.