End Hunter Wandering Manual

As a forest ranger, Xu Chen woke up and came to another world. Technology and training? Tamer? Pharmacist? Wandering in the wasteland, assemble a team to fight against advanced creatures. While still exploring, But the sky is slowly getting dark...(O_o). P. S: There are many settings, the system can be updated, there are huge technical categories, there are many customized content for practicing skills, the straight man travels into a different world, the growth and development is rapid, the pace is fast, but the protagonist takes each step more steadily.