Project IGI is a classic and well known game that still has a lot of success through the fans of action style. This version is named "I'm Going In", another version is called "Covert Strike".
At the beginning you will see a tutorial and will make a few simple missions to be more comfortable with the keyboard and mouse. The action is in a military area and you have to use various tactics to accomplish the goal. Each level has an assignment and they are increasing in difficulty.
The game is not boring at all and you must have patience in order to have success in each mission, it is not enough to use well the equipments.