That must've hurt

Is he kill?

I dont think he even felt the backflop, damn.

Reminds me of this. https://m.youtube.com/watch?v=L5nqeFWufrE

I believe this is Sergei Chalibashvili. I believe he died a week later of severe head injuries.

At skyzone i jumped up and tried to land on my back and my head ended up hitting the border