2. Players are not allowed to use Npc Buffer or give buffs otherwise they will be disqualified and banned, just use /offbuff command to stop your buffs in case you play Battle Event! Only exception is that you can use your own character class special buff, E.g. BK Swell Buff if you are BK, SM Mana Shield if you are SM, DL Crit Buff in case you are DL;
