C315 The Infernal King needed poison?

The seven of them quickly arrived above the cave, Gu Jianyun took out a silver metal ball and smashed it downwards, whether it was intentional or not, to observe Bai Zhenyun's reaction.

Bai Zhenyun looked down at the cave with rapt attention, and soon enough, hundreds of iron spider, flower spiders and black spiders swarmed out.

The Golden Spider was the last to come out