Sniper Elite V2
If “One shot, one kill” are the words you would like to live by when playing video games, the Sniper Elite series is one you should definitely try. Sniper Elite V2 is set in World War Two, in the ruins of Berlin.
You will play as Karl Fairburne, who is on a mission to stop Nazi V2 rocket program technology falling into the hands of the Soviet Union. To achieve your goal, you will have to stealthily eliminate key targets all over the city.