Elena was a follower of Goratrix that maintained a chantry in the Sabbat stronghold of Mexico City. She was responsible for experiments on the Blood Brothers that resulted in Las Hermanas Hambrientas - Blood "Sisters" capable of reproduction. She developed this variation of embrace from the Tremere research on altering blood potency through Thaumaturgy. She reckognized the danger this beings posed, however, and locked them away within her chantry.