Asking for Magical piercing Wizard Dark Elf

hallo all player rohan, I want to ask something. im a new player btw. so check this pic.
this is normal? magicaa piercing of wizard can be multiple attack? I use wizard too but my wizard can't do that. so how to use magical piercing become a multiple attack?
https://drive.google.com/file/d/1yVF...ew?usp=sharing

So magical piercing can be cool time which is like an elves (priest or temp) chrono. So they can attack multiple times the same skill if the cool time it. Up too 3.