SANTA ANA, Calif. — This humble newbie gets a front-row seat to an amazing spectacle unlike any other in Calico Ghost Town as Knott’s Scary Farm celebrates its 50th anniversary this Halloween season.

Play as either Sully or Mike two of the monsters hired to scare little kids as you move from house to house, just trying to do your job.

The Na’vi oceanic clan who live on Pandora’s reefs will push out Mike, Sulley and the other Monsters Inc. scare factory workers to make room for a new Avatar themed land that will take over an ...