"I wonder how much my cultivation speed will increase compared to now once my natural spiritual root completely transforms into a 'black spiritual root'... It's truly something to look forward to!"
With a soft murmur, the sharp glint in Duan Lingtian's eyes flared up even more intensely, as if it could burn the heavens and incinerate the earth!
Although his current cultivation speed was much faster than before, when his purple spiritual root had just transformed into a 'deep purple' one, it hadn't yet transformed into the next level, so the improvement was limited.
Chapter 2242