Comics
In 2007, to coincide with the release of The Hills Have Eyes 2, a graphic novel, taking place in the continuity of the remake series, was made by Fox Atomic Comics. The Hills Have Eyes: The Beginning reveals the genesis of the mutants, how they were once normal people, ignorant to the rest of the world, who were devolved into horrific creatures, filled with nothing but rage at the world that destroyed their once simple lives.
Read more about this topic: The Hills Have Eyes (series)