Bio: n 1891 after surviving a serious of miscarriages Amanda Mueller was accused of being the Black Womb killer.
Her obstetrician was none other than Dr. Milbury, an identity used by Mr Sinister. Mueller was married to Daniel Summers the great-great grandfather of Cyclops, Havok and Vulcan which makes her their great-great grandmother. Daniel would leave Amanda with there only son because he couldn't handle the accusations. Around WW2 she was part of government research project that was gaining research on mutants. Other members were Kurt Marko(Father of the Juggernaut and stepfather of Charles Xavier) and Irene Adler(Lover of Mystique). Amanda must have had a slowed aging factor as she gave birth to a woman called Fontanelle who is now in her early fifties approximately. Amanda headed the Black Womb Project in her later years. In one video she was shown to smother a mutant child for her research.