The legendary tactics course that has been voted more than once by chess experts as the best chess training program in the world. This version includes 2,200 basic exercises and 1,800 auxiliary exercises, divided into 50 topics. The course is based on the bestselling book Combination Motifs by a renowned trainer grandmaster Maxim Blokh. All positions have been hand-picked over the course of 20 years of training practice and come in the order that ensures most efficient learning. Each position comes with a special hint unique to this course – a 5x5 mini-position designed to convey the very essence of the tactical maneuver used in the main example.