Ling Han nodded. From the logbook, it could be understood that behind the large river, formations were set up, and if one wanted to cross, one either needed a profound understanding of formations, or a high tier's strength that could crush them.
If he wanted to understand this mystery realm, he had to venture into its deepest parts.
If he were in the Element Gathering Tier, Ling Han definitely would not overestimate his abilities and act accordingly; there was no need to throw away his life because of curiosity. However, he had complete confidence now. Even if he couldn't find out the mystery realm's secret, at least he would be able to retreat safely.
"Let's see if I can find some spirit grass," he said.
The Black Tower's first layer had the ability to cultivate spirit grasses. He was the alchemy emperor—if he didn't make use of this, then he would be truly foolish.