Alien invasion. Robot revolution. Zombie outbreak. All at the same time. World War II, Korea, Viet Nam, Iraq, Afghanistan--generations of war have killed most of our superheroes, so ordinary people like Special Agent Kyle Kane, Sergeant Starla Singer, and millions of others step forward to defend Earth. With the help of four rogue robots and the last heroes standing, humanity must unite or be destroyed. It's time to fight. SUPERHEROES ALIENS ROBOTS...