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Description: Debuff Master Manhwa English Synopsis: Han Taesung, a livelihood-type gamer cornered at the edge of a cliff. “I have been watching you for a long time.” Deus, a hidden NPC of level 999, appears In front of Taesung! [Would you like to become the disciple of the hidden NPC Deus?] [Yes!] Thus the master’s teachings began!! “Two blows are not cool, you must defeat enemies in one blow.” Taesung becomes a who knocks down enemies in single blow. Everyone will fall prey! Defeat them in one hit! 디버프 마스터.