From their appearance alone, they looked menacing, with black lines on their faces similar to tattoos. Their physiques were also unusually strong, even deformed, certainly not resembling normal humans.
On the wooden corridor of the second floor.
Casio stood in the suspended walkway, arms crossed over his chest, expressionlessly looking downwards. It had cost him a hundred Magic Core Seeds to bring out all the prisoners from the Wild Beast's Den to serve as his capable subordinates.
These guys' combat prowess was unquestionable; they were all elite hunters with extensive battle experience. The saturation level of their Holy Marks had basically reached its limit; otherwise, they wouldn't have entered the stage of Dark Biological Transformation.