| Description | Polyhedron |
|---|---|
| Signature | Breach (time-space sinkhole) |
| Feature | Quiet footsteps |
| Sighting | At a church or temple service |
Generate anomalies
| Description | Smoke hound |
|---|---|
| Signature | Breach (time-space sinkhole) |
| Feature | Flickering lights |
| Sighting | Corner bed in a dreary hostel |
| Description | Radiation stain |
|---|---|
| Signature | Pulse (causing isolated disturbances) |
| Feature | Disappearances |
| Sighting | Reported by a military encampment |
| Description | Malicious voices |
|---|---|
| Signature | Blip (briefly sighted) |
| Feature | Corpse smell |
| Sighting | On the wing of a commercial jet |
| Description | Polyhedron |
|---|---|
| Signature | Breach (time-space sinkhole) |
| Feature | Overwhelming grief |
| Sighting | College campus on a party night |
| Description | Slasher villain |
|---|---|
| Signature | Spike (large-scale anomalous zone) |
| Feature | Sensory overload |
| Sighting | The dark center of a quiet cornfield |
| Description | Animate flame |
|---|---|
| Signature | Breach (time-space sinkhole) |
| Feature | Corpse smell |
| Sighting | Observing a famous monument |
| Description | Animate flame |
|---|---|
| Signature | None (reason unknown) |
| Feature | Irritable snaps |
| Sighting | At a church or temple service |
| Description | Malicious voices |
|---|---|
| Signature | Wave (multiple civilians agitated) |
| Feature | Alien flashbacks |
| Sighting | Leering outside an Arctic base |
| Description | Night hag |
|---|---|
| Signature | Blip (briefly sighted) |
| Feature | Teeth falling out |
| Sighting | Behind a diner, where people smoke |