The location of the cache can be found by solving the puzzle below.
North
Disposable Heroes
Battery
Damage, Inc
Leper Messiah
Disposable Heroes
The Thing That Should Not Be
West
Battery
Welcome Home (Sanitarium) subtract Welcome Home (Sanitarium)
Orion subtract Orion
Master of Puppets
The Thing That Should Not Be
Leper Messiah subtract Leper Messiah
Disposable Heroes
You can check your answers for this puzzle on GeoChecker.com.