I liked the part where he screamed because his spine was destroyed.
i laughed so hard, a snot rocket materialized
9.8 m/s2 of peace.
Damn I really wanted to see how much height he would have gotten off that ball. Dude will be lucky to walk again.
He didn't seem to be too badly hurt. I think he should get back up on that wall and do it again.
my guess is many compressed discs
broken coccyx / sacrum