I found this to be quite dull, same setting, but in the past. Not really that much fun.
Tremors 4: The Legend Begins is a 2004 straight to video movie, that premiered January 2, 2004 on the Sci-Fi channel. It is the fourth film in the Tremors series of monster films. It is a prequel to the earlier movies.
In 1889, the site that will become Perfection Valley is home to the town of Rejection Valley. The inhabitants are completely dependent on the income from a nearby silver mine, and when a hot spring causes Graboid eggs to hatch, the mine becomes too dangerous to work. The mine's owner is Hiram Gummer, great-grandfather of Burt Gummer. He arrives in town to fix the problem, but finds he is in way over his head dealing with the monsters, which they have dubbed "Dirt Dragons" when they attack his camp one night. One of his companions, Juan, kills one with a pick-axe and they barely get away. Hiram calls for a gunfighter, Black Hand Kelly. He promises Kelly all the silver he can carry once the mine is reopened, but has to give him his diamond cuff links and double eagle...