- These amplify a human's inherent metapsychic ability by orders of magnitude.
- The Tanu and Firvulag exotics have metapsychic powers and are extremely long-lived.
- Individuals generally have different levels of ability in the various classes of metapsychic powers.
- They also have a much more muscular figure, and often have stronger metapsychic powers.
- Others less able to tolerate this quickly become burnt out due to repeated metapsychic trauma.