Spirit stones were classified into Low-level, Medium-level and High-level.
One High-level spirit stone was equivalent to 1000 medium-level spirit stones and similar one medium-level spirit stone was equivalent to 1000 low-level spirit stones.
Although there were only 1000 spirit stones different between each category, the essence of nature contained in High-level spirit stone was much greater than 1000 medium-level spirit stone.
So, if a High-level spirit stone auctioned in the outside world, everyone would fight with each other and bid without limit.
Because a High-level spirit stone helps with the bottlenecks in the general realm and elite general realm.
Although Ajax still didn't get his hands on the high-level spirit stone, he got a medium-level spirit stone from the system and he didn't use it until now.
'With this spirit stone, this refining attempt might be successful,'
