Last man on earth when there is no earth?

Ch 9.8

The Verta clan's mothership was a fairly large craft to be owned by a group of outlaws. It boasted of strong defenses and high offensive power, hosted thousands of soldiers and their families, and offered a safe place for all members to get some rest, even those who travel away for work.

The arena on the highest floor is part of the recreational facilities built to provide some stress relief for the resident clan members. Tournaments are held occasionally and most disagreements are solved through duels in this place.

However, those tournaments and duels were always between the members, sometimes between newcomers as a way to decide ranks. Never did anyone expect the clan head himself to visit it for a purpose other than having his followers entertain him.

No one expected the duel he proposed to the human prisoner to escalate to such level. Every single Herara in the entire fleet believed the head would make short work of his opponent, but the human stood his ground, he even got the u