Naruto's strongest cheating system

My name is Mo Xuan. I was originally a high school student and came to Hokage World inexplicably. The rebirth of Nima is all kinds of BUFF additions, every second, every second, there must be a nine-tailed chakra last time. Poor me, although I brought a system, this cheating system actually requires me to complete the task in order to benefit. This is not a big deal, but does Nima dare to cheat again? Sneak attack on Uchiha Itachi, attack Uchiha Shisui, challenge the three generations of Naruto Tobihi, dare to cheat again. Task reward depends on mood, task difficulty depends on mood, whether or not everything depends on mood, isn’t such a wayward system surely discounted second-hand defective products? ...