When a comet passes close to the earth, machines all over the world come alive and go on homicidal rampages. A group of people at a desolate truck stop are held hostage by a gang of homicidal 18-wheelers. The frightened people set out to defeat the killer machines ... or be killed by them.
Set in a near future, technology-reliant society that pits man against killing machines. Against this backdrop an elite army unit is helicoptered to a remote, off-the-grid island training facility. What starts out as a simple training exercise for Captain Bukes and his tight-knit unit, descends into a terrifying battle to the death, as the marines discover the island is overrun by an enemy that transcends the human concept of evil.
Mark 13 is a government-built killing machine programmed with artificial intelligence, able to repair and recharge itself from any energy source. Through a series of coincidences, the cyborg's head ends up in the home of a sculptress as a bizarre Christmas present from her boyfriend. Once inside its new home, the cyborg promptly reconstructs the rest of its body using a variety of household utensils and proceeds to go on a murderous rampage.