Speculation: Nicolas possibly wanting to give Akoya a spinal stroke?

Nicolas in the first image saying “it’s a good night for you to die” makes this clear that he was willing to kill Akoya in this moment.

Nikolas is readying what looks like a penetration attack on Akoya’s back/ or even spinal column, with the intent to kill Akoya (even though he knows he’ll be disqualified from the KvP Tournament, but it’s Nicolas, he doesn’t care.