Almost all of you remember this system called Refer a Friend, which is a simple system which gives you the option to invite a new player to the game and play missions together, and win points on each mission you win or everytime the referred friend rank up(?).
heart of the point is if you are going to bring it back, because I heard you are willing to, in which stage are you going to do so, because it helped a lot of people to get into the game and get interested more in it, in other words it's