None of the human-face spiders were able to scratch his figure, as he moved about with Dash cutting them down, as he sped through their packs. At first, he would count how many human-face spiders he had killed, but they soon became too much that he couldn't keep count any longer.
Ainz stood amidst the endless numbers of human-face spiders, as limbs and blood flew everywhere, his perception, mana sense, and mental energy were completely active as they aided his decision-making and sensing which magical beast he should kill.
While the system was brainstorming him with notification messages, Ainz went about at full speed killing each and every human face spider, his spear could reach, as he sped through their pack seemingly unstoppable.