The Adventure of the Greek Interpreter Sherlock Holmes, far from being a one-off in terms of his powers of observation and deductive reasoning, in fact has an elder brother whose skills, or so Holmes claims, outstrip even his own. As a consequence of this, Watson becomes acquainted with the Diogenes Club and his friend's brother, Mycroft. Mycroft, as Watson learns, does not have the energy of his younger brother and as a consequence is incapable of using his great skills for detective work: In spite of his inertia, the elder Holmes has often delivered the correct answer to a problem that Sherlock has brought to him.
Young Sherlock Holmes: Black Ice escape from Wormesley. Sherlock and Stone reach the building where Mycroft and Count Shuvalov are located. Once there, they lure away the falcon trained to kill Shuvalov. Sherlock Holmes has grown since the events of his previous two adventures, and he is not afraid to do things on his own initiative. When he realizes that Amyus will not be accompanying him to Russia he is initially disappointed and worried how he will perform without his mentor, but soon grows in confidence. His relationship with Rufus Stone becomes more complex when Mycroft reveals a secret about Stone. His admiration for his