Lady Ulrike Serepa fon Eyl was a psyker working for the forces of Archon Urlock Gaur. She was tasked with using her abilities to locate Mabbon Etogaur on the Imperial World of Balhaut in 780 M41, with a Blood Pact kill team accompanying her with the intention of killing Mabbon. She was killed during a firefight with Imperial forces at the Tower of the Plutocrat. She was the sister of Eyl.
("Blood Pact, 2009")