Mitsuhama Research Unit 13 (13 Grupa badawcza Mitsuhamy) jest jedną z bardziej znanych magicznych grup ochroniarskich Mitsuhamy. Są częścią
They are part of MCT's internal security operations, and serve as a "magical SWAT team" when the corporation's assets are threatened by magical activity. Unit 13 often uses spot checks of mind probes and control manipulations to "validate" potentially vulnerable employees, and maintains astral overwatch of sensitive MCT research. They are wholly loyal to MCT, with success being the greatest measure of status.
- Magic in the Shadows, s 68