Colloquial Terms: Shadow People, Shadow Cartographers, Shadowgraphers, Impressions, Regulars, The Miracle, SILHOUETTE
Physical Characteristics: They appear as multiple shadows, usually in the shape of humans, but they are able to alter their forms. Like PRE07, seem to be multiple beings.
Behavioral Characteristics: Rarely hostile. Seem to detest changes in an environment, and will move objects back to their original places (NOTE: So if you, say, rearrange your furniture, PRE09 may put it all back to how it was before -- SΣ). Have been observed to shy away from Doors leading to PRE06. One current theory is that they are *CLASSIFIED*
Further Reading: The blog "Ontological"