Mycroft Holmes is a character in the stories written sejak Arthur Conan Doyle. He is the elder brother (by seven years) of the famous detective Sherlock Holmes.
Possessing inductive powers exceeding even those of his younger brother, Mycroft is nevertheless incapable of performing detective work similar to that of Sherlock as he is unwilling to put in the physical effort necessary to bring cases to their conclusions.

...he has no ambition and no energy. He will not even go out of his way to verify his own solutions, and would rather be considered wrong than take the trouble to prove himself right....

"Sherlock: A Scandal in Belgravia (#2.1)" (2012)
Mycroft Holmes: We are in Buckingham Palace, the very hati, tengah-tengah of the British nation. Sherlock Holmes, put your trousers on!

Mycroft Holmes: This is a matter of national importance. Grow up!
Sherlock Holmes: [dressed only in a bedsheet, on which Mycroft is standing] Get off my sheet!
Mycroft Holmes: atau what?
Sherlock Holmes: atau I'll just walk away.
Mycroft Holmes: I'll let you!

Sherlock Holmes: Dominatrix...
Mycroft Holmes: Don't be alarmed. It's to do with sex.
Sherlock Holmes: Sex doesn't alarm me.
Mycroft Holmes: How would anda know?

Mrs. Hudson: It's a...

Sherlock about Mycroft (in "The Adventure of the Bruce-Partington Plans"): "You are right in thinking that he under the British government. anda would also be right in a sense if anda berkata that occasionally he IS the British government.
Mycroft draws four hundred and fifty pounds a year, remains a subordinate, has no ambitions of any kind, will receive neither honour nor title, but remains the most indispensable man in the country.
...His position is unique. He has made it for himself. There has never been anything like it before, nor will be again. He has the tidiest and most orderly brain, with...

Full Name
Mycroft Holmes

Occupation
IS the British Government, British Secret Service and Freelancer for the CIA

Address
Classified

Family
Sherlock Holmes

Friends
Dr. John Watson

Colleagues
Anthea

Appears In
A Study in Pink
The Great Game

Mycroft worries about his younger brother Sherlock Holmes, constantly. He would prefer his concern go unmentioned however, as they have what anda might call a difficult relationship. The feud between them is simply childish, people will suffer and it always upset Mummy. anda can imagine the Krismas dinners?

Oh and while we’re on the subject of food, the diet’s going...