Games Like VRealistic Fight: Aim For The Chest

A simple 4 player pvp game with different mechanics: decide whether to shoot to kill or hurt your opponent.
It is the year 2140, a world-scale war has started and the enemy union has decided to use reality distortion technology to finish off the allied troops.
You are a soldier who has been affected by distortion fields, and it is your goal to escape from a new reality that you do not know.
The distortion techniques caused you to see multiple copies of yourself, to the point of not knowing who the real you is.