>>95958795
Lich related to some unknow ancient cult grifts off of Sigmar worshipers, directing them to do her bidding.
She magics up an old grandma phantom to pretand she's totally still alive and not an undead.
She took over the Hammerhal Aqshy crusade and lead them to Embergard, which had some connection to her cult, but Skaven blew it up once she got Sigmarites to reclaim it for her.

No idea what her end goal is