(Start with the Jan Ken Pom) If you lose it, you can wear an instant helmet to defense. Once you win, squeeze the hammer and poop on your opponent! Simple but addictive fun: A simple and clear hammer game. It is a deep deep and engaging. (Great for parties that will be a big job) At parties, you will be excited at tournament battles. (Can be used as a simple protective helmet) If you attach the inner layer to the helmet, it can also be used as a small protective helmet. Not a disaster preparedness helmet. Set Contents: 1 picot hammer and 1 helmet.