Banzai’s training, palm heel strike, weakened gymnastics

I twisted free. Like Nick and the Dragon and my self-defense teacher all said, I spun and used my momentum to drive the heel of my hand at the ex. It was an Indian woman. She was beautiful. I shattered her nose and drove the bone into her brain. She staggered back and dropped.
My balance was shot. Too much pain to bounce. I swept the three nearest exes and used their bodies for extra height, throwing myself at the fire escape’s ladder again. I swung my legs up, wrapped my knees over the rungs, and pulled myself away from their clawing hands.

Excerpt From Ex-Heroes, pg 225
Peter Clines
https://books.apple.com/us/book/ex-heroes/id585738407