| Description | Nervous system |
|---|---|
| Signature | Breach (time-space sinkhole) |
| Feature | Urge to build |
| Sighting | In a cold shaft of gas station light |
Generate anomalies
| Description | Bloody Mary |
|---|---|
| Signature | Breach (time-space sinkhole) |
| Feature | Rumination |
| Sighting | Third shift on a factory floor |
| Description | Night hag |
|---|---|
| Signature | Pulse (causing isolated disturbances) |
| Feature | Urge to build |
| Sighting | On the wing of a commercial jet |
| Description | Watchful eyes |
|---|---|
| Signature | Blip (briefly sighted) |
| Feature | Cuts and bruises |
| Sighting | At a church or temple service |
| Description | Shadow person |
|---|---|
| Signature | Pulse (causing isolated disturbances) |
| Feature | Losing hair |
| Sighting | High school halls on a summer night |