Uuuuh, is that normal?

I play shyvana since 2012 and dont remember about this dragon form Q with 0 cd when hitting 3-4 enemies.

You can also do with 3 items if u max Q first and even before that, if u hit Q in a minion wave you will reset it.

https://reddit.com/link/uz1xtj/video/jn2rjkdjo1291/player