Wasteland Troopers: I Rely on Biological Armor to Conquer the Interstellar

In the distant future, human civilization has expanded to the stars, but the outer planets have become wastelands. The Rust Planet is a mining planet covered by radiation and slag. Its surface is dotted with abandoned mine pits, mutated creatures and refugee settlements. In the starry sky, star pirate forces such as the Black Skeleton Fleet are rampant. They collude with gangs on the planet and treat civilians as expendables.