Chapter 515 Advanced Skill Mastery

515  Advanced Skill Mastery Karl smiled as he saw what he had gotten. [Advance Evolution by one Rank] [Invalid Target] [Advance Skill Master Rank 2 to Skill Master Rank 3] [...] Karl got the impression that the system couldn't decide whether he was trolling it or not. It was obvious that the token was a single use Skill Master Rank 3 token. Using it to advance Skill Master to Rank 3 seemed to have confused the system. But, he waited patiently to see...