The prototype of the metal plague had been understood, yet no one paid much attention to it. After all, modifying an existing disease in such a design was quite common. Najia merely lamented that the prototype was so rare.
The room where the Metal Rhinoceros was located was the end of the corridor. At that moment, the door was hidden within the wall. However, seeing the metal wall full of scratch marks, Feng Yuan frowned; something seemed off about this place.
"A biochemical experiment creature? It looks pretty ferocious,"
Veronia said with a quirky expression while touching her chin. Although she hadn't seen the Metal Rhinoceros in battle, judging by the condition of this place, the creature's destructive power was probably not low.
