 The trauma of being displaced in time and the extreme conditions of the Askani's war against Apocalypse caused Tanya to become extremely ruthless, manipulative and even mad.After she learned to control her powers, Sanctity travelled back in time in order to prevent the rise of Apocalypse, which she knew was tied to the fabled Twelve.Rachel followed her into the present to prevent her plan of programming Master Mold with the identities of the Twelve and the directive of destroying them.