Tips to easy get item from MVP

As i know to easy got item from monster need use "Bubble Gum". This item got sell in imall, Each 50 point. The function is 100% increase rate drop for 30minutes. Idont know its good to use or waste

ya,this thing very good ^^

if want to use.. for hit weapon or armor From MVP

coz drop rate(%) high sikit

coz.. this thing also not cheap...

use 1 already waste 1m+ HaHa