Originally Posted by
Melissia
The Sisters fluff IS the Age of Apostasy's fluff. The only other time it's mentioned is with the Black Templars, which only supports my claim. The Custodes didn't participate-- indeed, it was a surprise when the head of the Custodes actually contacted Alicia Dominica and brought her in front of the Emperor (whom gave her a vision that led to her slaying Vandire and creating the Sisters of Battle), and the Arbites had abandoned Vandire. Vandire was, in the Sisters' fluff, basically in an abandoned, empty command room because nobody but the Sisters remained, when he was cut in half by her power sword.