Where can I buy mir's bursting flame skill book, fire wall skill book and the legend of skyfire skill book?

Burst flame, fire wall and skyfire skills books can be purchased from the bookstore owner. These skill books are props to improve the corresponding skills, and players need to reach a certain level and skill proficiency before they can buy and use them.

Specifically, the Burst Flame Skill Book requires players to have a level of 22 and a skill proficiency of 300 points; The firewall skill book requires a player level of 24 and skill proficiency of 400 points; Skyfire skill book requires players to reach level 35 and skill proficiency to reach 2500 points.

In addition to purchasing these skill books, you can also get them by fighting monsters and rewarding tasks. In the game, different skill books have different falling probabilities and sources, and players need to choose to buy or look for them according to their own needs.