Ma Lin took the key and opened the door to the training room, where there was a scent of wood.
The laser cannon training method was suitable for legendary level nine extraordinaries, and initially, it required hands-on teaching by a teacher.
In many industries, without a teacher's guidance, progress was tough; great teachers produce great students, and educational resources were extremely limited, with very few opportunities to be taught by good teachers.
Luckily, the continent of Ouzhou had entered a highly developed era, where everyone no longer worried about aging, and had ample time to learn various skills. Thus, the laser cannon training method was a top-tier training method for extraordinaries, and it was normal to see a monopoly on the technique.
