It is the new antihack system. that white map is a GM room, I don't know, I think they will deactivate it because there are too many unfair bans. good luck
the new anti hacking system is very unfair. Because several of my friends when entering that Room GM (white map) gave them Dc and when they entered they were already banned. others due to ignorance thinking it was Lag, closed the game and Perm ban
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