...a savage civilization a million years old, raging with blood-lusting fury!
Rex is taking his first big trip...back 25,000 years!
Would you want to be a rhinoceros? But what if everyone else was one?
A Roaring Adventure With Blistering Action and Eye-Popping Women
What would be our first step in dealing with the unknown? What would be the last?
What will happen between midnight and 1 AM?