C2399 Dive into Nether(2)

Looking at the horrifying scene around him, Albert speculated, "So they caught so many Beastmen in this place in order to extract some useful genes from them to make stronger soldiers? — If that's the case, wouldn't it be fine to draw blood from them, or even draw spinal fluid from them? Did he really need to capture someone and bring them to this place to store them, or did he need to waste the