War for the Surface

The Dawn of a new era has began, the world is now a hostile land on the surface of the planet. After the inevitable nuclear world war broke out, most of humanity had fled to the underground cities that were still in development deep in the earth's crust. 50 years have passed since then and humanity has decided to re-colonise the surface of the earth, however much has changed since then. The entire ecosystem of the planet has changed and adapted to the radiation and have changed drastically, humanity must now rage war with the titanic, mutated animals and plants to secure their survival.