Master X Master
Challenge opponents with a deadly fusion of Masters in beautifully crafted battlegrounds. Fight in a variety of PvP Game types or bring up to four friends with you into the co-op story. With a diverse selection of over 30 Masters, together with the innovative TAG System, there are hundreds of different Master combinations available, offering a new level of strategy, combos, and tactics.
MXM's Closed Beta phase ran from April 6, 2017 until April 27, 2017. The game was officially released on June 21, 2017.
NCSOFT announced on November 16, 2017 that they would be discontinuing the service for MXM, with the servers shutting down on January 31, 2018.