City's 1 Yuan Flash Sale System

Ning Chen, who was sleeping in class, woke up and was bound to the one-dollar instant kill system, [one dollar for richest man's identity] [one dollar for male god's appearance] [one dollar for grandmaster-level warrior] [grandmaster-level medical skills] [natural voice] [grandmaster-level Taoist skills]... After obtaining the system, Ning Chen was like a venerable walking in the world. However, after upgrading the system, Ning Chen found that he was invincible in the world.