The Prequel: The terrible, tunnelling monsters pitch up in Rejection Valley circa 1889. There could be trouble ahead…
Why It's Great: It was a DTV jobbie, but that doesn't stop Tremors 4 from delivering the goods.
Pivotal to its success is its reliance on prosthetic effects (as opposed to the previous two films' CGI monstrosities), and though it's not perfect, Tremors 4 benefits from an appearance by the brilliantly bonkers Billy Drago.
Best Link To The Original: The continuity's a bit wobbly, but the inclusion of the Changs is a nice touch.