Hang on that was a theory? Where does this come from?
I feel bad for Euphy way more. During that episode of R1 where Lelouch accidentally used his Geass on her I had to pause the video and let what had happened settle in my mind. Probably spent thirty minutes with the mouse hovering over the play button trying to bring myself to watch the horror that was soon to come.
Skyra channels her aura to manifest around her which starts levitating her two swords and swirls them around herself creating an absolutely deadly whirlwind of blades, which, when cancelled, sends a shockwave out, knocking close enemies off their feet.