In my opinion, Winx attacks just don't do that much for me. Then again, "Saint Seiya", in my opinion, was a little more creative with a number of their techniques. One of my personal favorites was Shun's Andromeda Thunder Wave.
To put it plainly, he'd shoot his chains out, and they'd act and move as if they had minds of their own, even going so far as to pierce through parallel
dimensions to strike down their targets.