It's hard to say what the circumstances are though of that fight.
All you see is Sora on the ground with broken legs. Kilik could've been a pussy about it and did it from behind.
Unless they show it in future chapters.
Bullet Tooth Tony: You should never underestimate the predictability of stupidity.
Reporter on Titan Maximum: Sasha is there any connection between your poor album sales and the fact that it sucked?