- Secondary Commander Unit. The leader of the Adepta Sororitas allies in the Cathay Sector and a close associate of Lord General Hermann Falkenhausen. - Prioress Celine Sirianou was selected to lead a special dettachment of Battle Sisters of the Order of Our Martyred Lady to assist in the defence of the Cathay Sector from the invading Tekarn forces. - Her taskforce landed just in the nick of time to save the leased Praetorian Colony of Canton, through blood and fiery faith preventing a far grim fate befalling it and its citizens. - With the Praetorians in full retreat, the planet has been annexed by the Order and Celine made the new emergency Planetary Governor, its destiny now in her hands. - An expert markswoman, heiring from a proud military aristocratic family from Macragge, she can spot vulnerabilities in every enemy caught in her scope, causing them to take additional damage briefly. - Effective against most units, including Heavy Infantry and Vehicles. Can be attached to squads, boosting their Morale and fighting capabilities.