Shadaloo (sometimes called "Shadowlaw) is a covert Crime syndicate that poses as the sponsor and host for the Street fighter tournament. In truth it takes part in drug-dealing, genetic manipulation, kidnapping and many other felonies.
Shadaloo has long been under the investigation of Interpol and the U.S. military. Chun-Li want's Bison for the murder of her father and justice, Guile wants him to take revenge for his murdered friend and air-force buddy Charlie Nash.
It's highest-ranking members other than Bison are Sagat, Vega and Balrog.
Bison employ's his so-called "Dolls" as bodyguards, assassins and soldiers. They are young women kidnapped and brainwashed by Bison's psycho power.