Oh No! Ninjas! is a mini-game within Chat Fu that gives players the chance to win bonus coins, which are used to unlock upgrades and fun customizations. Whenever you win a Chat Fu battle, you’ll get the chance to win an award like this mini-game. Mini-games were actually invented in ancient China to teach young martial arts students about the dangers of procrastination. Then Chat Fu came out, and everyone realized procrastination was a great idea.