[According to the known crystal colors, there are a total of six: white, black, light gold, gold, red, and multicolored, possibly indicating that abilities can be enhanced up to six levels.]
[Previous information provided on the role of crystals, especially when they are used to fortify weapons, is that twenty crystals is a threshold. All the required crystals are white, and when the threshold of twenty is breached, one cannot pick up the weapon anymore. The reason could be similar to the stages of an Awakener: if one's own awakening ability does not meet the standard, they cannot pick it up.]
[The above statements were conclusions drawn by Lin Fan, a citizen of He City, based on some data. How accurate the actual situation is, still needs to be discovered collectively. If there are any mistakes, please forgive me.]
Lin Fan looked at the content he had written and nodded in satisfaction.