**_Surreal terror in the Utah woods_** Three teen couples camp out in the remote Utah wilderness where a bear is loose and an old couple is missing. The area was settled by Scandinavian immigrants and there are spooky legends of a berserker demon who possesses Viking descendants. Who’s doing the killing? "Berserker” (1987), aka “Berserker: The Nordic Curse,” is a low-budget slasher in the tradition of “Friday the 13th” (1980) albeit with a set-up reminiscent of "Without Warning" (1980). While this is technically a slasher, the gore isn’t over-the-top, and anyone who appreciates forest…