It focused on rather than solo military infiltration. To help you get exactly what you need, would you like: A deep dive into the development status of I.G.I. Origins ? A walkthrough/guide for the 2002 game The Plan ?
Since you are looking for the next chapter, here is what we know about the official upcoming game: 1980s Cold War era. Premise: An origin story for the I.G.I. organization. project-igi-3-the-plan-game
There is titled Project I.G.I. 3: The Plan . The confusion usually stems from two sources: It focused on rather than solo military infiltration
Unlike the "corridor shooters" of the early 2000s, I.G.I. gave players huge outdoor environments to approach objectives from any angle. project-igi-3-the-plan-game