The Bear Brook murders or the Allenstown four, is a case where, we know who the serial killer is, before we know who the victims are. An adult female and 3 female children were discovered in barrels. The murderer is Terry Rasmussen and he was dubbed The Chameleon. He used several aliases and each time he killed, he changed his appearance and moved. Three victims in the barrels were identified as Marlyse Honeychurch, Marie Vaughn, and Sarah McWaters. One of the children remains unidentified. There are other murders and disappearances wrapped in this story as well.
Website: Drinking The Cool Aid
Resources:
The Chameleon 20/20
Bear Brook murders - Wikipedia
Bear Brook killings: An old photo raises more questions | Crime | unionleader.com