IGI 3 The Plan is not an IGI original first person shooter game. IGI 3 is developed by the third party. After IGI 1 and IGI 2 the IGI series is closed. As IGI 1 and IGI 2 is developed by Innerloop studios. After releasing IGI 2 - Covert Strike in March 2003 the Innerloop studios shuttered its door in June 2003. And now there is no chance that another IGI game sequel will be released.