The Iron Cavalry Empire from Another World

Xiao Yadong was a special soldier who was seriously injured in a firefight with drug traffickers during a mission and died while being transported to the hospital for treatment. After his death, his soul unexpectedly traveled to another world and was reborn in the body of a Mephit Knight who had just died in the Battle of Almond. When Xiao Yadong regained his life, he was discovered by the enemy and taken back as a slave when he woke up. As a slave, he survived the fierce fighting spirit in the arena. In order to gain freedom, he planned a slave revolt. From then on, there was an iron cavalry on the Xuanwu Continent that traveled across other worlds. Leading a group of slaves of different races who have survived several lives and deaths, how will he grow his team and build his own empire? －－－－－－－－－－－－ Don't ask me whether the protagonist is strong or not, I can only say: the protagonist is not a god, but even gods are somewhat afraid of him. This book belongs to the hegemony style, there is no magic, only sword skills!