The invisibility talisman is surely a good thing!
[Skill 11 (Fifth Tier): Invisibility Talisman (0/800000)] -> [Skill 11 (Sixth Tier): Invisibility Talisman (0/1600000)]
To upgrade the invisibility talisman to the sixth tier requires 1,600,000 experience points, while Zhang Chen currently has only 1,312,000 experience points remaining, clearly not enough for another upgrade.
[Skill 11 (Sixth Tier): Invisibility Talisman (0/1600000)]
[Annotation 1: You will gain the sixth level of the law of cause and effect strength; once you use the Invisibility Technique, even a sixth-tier cultivator cannot discern your form.]
[Annotation 2: When you remain still, no mysterious power below the sixth tier can touch you.]
[Annotation 3: When you walk, you won't cause the air to move.]
