Underground Monster: Near a remote town, the repeated dumping of toxic waste causes an underground cave dweller to mutate into a hideous monster. A construction team that is digging a tunnel... Read allUnderground Monster: Near a remote town, the repeated dumping of toxic waste causes an underground cave dweller to mutate into a hideous monster. A construction team that is digging a tunnel accidentally disturb the creature's habitat causing it to attack.Underground Monster: Near a remote town, the repeated dumping of toxic waste causes an underground cave dweller to mutate into a hideous monster. A construction team that is digging a tunnel accidentally disturb the creature's habitat causing it to attack.