487 No!

'You were right... I should only use this on an opponent I'm sure is more powerful than I am. Also it certainly shouldn't be used in cities or neighborhood to avoid casualties since it covers a wide range,' Gustav said internally.

("...Well, I told you didn't I?") The system responded with a slightly frustrated tone.

'...I also need to be very far from it's range...' Gustav added after recalling he was nearly obliterated as well just now.

Now he felt he should only resort to using this in emergency situations.

-"Just what was that and how is he able to cause such destruction?"

-"It must have been a sure finishing attack move, I'm sure he can only use such an attack once,"

-"Yeah that definitely is a sure finishing attack move but way too powerful... Here we were thinking he wasn't that much stronger than Elevora," 

The cadets began discussing and arguing about Gustav's last move.