Chapter 420: Searching For a Place To Cultivate, Encountering a Sub-Dragon

"What a pity for what's inside. However, the Slime's devouring ability allowed me to gain quite a bit of power by accident. I reckon I can directly transform into an A+ grade!" Ye Feng was overjoyed.

Then, he turned around and left.

After all, his actions were still too small. No other forces had yet to enter this place.

And no one would know that the Tomb of the Holy Spirit had been destroyed!

Ye Feng's speed was extremely fast. In the blink of an eye, he had arrived at a place more than 100 kilometers away from the Tomb of the Holy Spirit.

'I can't feel any aura from this place. Moreover, it's still at the last level of the Tower of Babel. This place should be able to temporarily conceal itself. After completing the evolution, I'll look for the city in the sky!' Ye Feng muttered in his heart.