Well in this world everything above a limit is an addiction. And PUBG game is becoming an addiction now as peoples are getting

There might be various reasons like peer pressure but we need to overcome them and become wise enough to differentiate between entertainment and addiction.

When you play PUBG you only concentrate on the game and your minds intelligence neurons are busy as you focus on your gameplay.

Every second your minds neuron send millions of signals to another neuron and that process keeps going and going and slowly it becomes your habit and your subconscious mind keeps giving you reasons to play PUBG.