An ex-Nazi who Indy had gone after but never found during World War II for comitting heinous experiments on Jewish prisoners in Nazi concentration camps as well as aiding in the search for occult artifacts for the Third Reich. After the war he managed to avoid capture during the trials and managed to build himself a new persona. As an English entrepreneur named Lucas Stevens. But in secret managed to build an alliance with the Soviet Union, and would continue to use his and their resources to continue the mission he had done for the Nazis.