KGB'secrets MultiUser Contest Edition. Self-development game KGB'secrets is based upon some of secret technologies. It will help you to develop your Allgemeine attention, visual memory, multiple objects tracking, logics, visual processing speed, short term (working) memory, to increase your brain capacity and much more. You can learn the basic spy habits for some days, you just have to play three simple Spiele (Statics, Transpositions, Flashes).