Dr. Rachel Claudius is a character introduced in God Eater 2. She is the Vice Chief Supervisor of Fenrir Friar Branch Aragami Technology Department and one of the top brains in the whole of Fenrir. She is the founder of special forces Blood, the orphanage Magnolia Compass, and is part of the God Arc Soldier Research Project. She researches the Power of Blood and also adopted Julius Visconti after his parents' death and made him the first member of Blood.