Mycroft Holmes

Mycroft Holmes is Sherlock Holmes and Eurus Holmes' older brother.

Possessions

 * Umbrella: For some reason, he likes to carry this umbrella around in the first series and in several other shows.
 * His ring: There is a ring that has a story behind why Mycroft wears it.

Trivia

 * Like the books, Mycroft is seven years Sherlock's senior and is eight years Eurus' senior.