The Most Powerful Erasure System

Xiao Yang traveled through time and was given the ability to obliterate other systems by the virus system. This thing seems to harm others without benefiting oneself! But in this world with overflowing systems, if we make good use of this abnormal ability, it seems that we can become invincible? It's not aimed at anyone, everyone here, your system is useless in front of me! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.