Fatouma Halidou was a Mandinka assassin who had been with the Malian Brotherhood for several decades. She was born into a family of blacksmiths in the city of Timbuktu, where she learned the art of metalworking from a young age. However, Halidou was always drawn to the ways of the assassins, and she began training herself in secret. Her natural talent and determination did not go unnoticed, and she was eventually recruited into the brotherhood. Halidou quickly proved herself to be one of the most skilled assassins in the brotherhood, earning the respect of her fellow assassins and rising through the ranks. She became known for her ability to blend in with her surroundings, move silently and strike with precision. She also became known for her wisdom and was considered a trusted advisor by many of his fellow assassins. She eventually became the mentor of the Malian Brotherhood, passing on her knowledge and skills to the next generation of assassins. She was the mentor to the future Master Assassin Dadua Maïga.