【モンスト】涅槃寂静ラックあげるぞ！※ラック16

の【モンスト】 is a popular mobile game in Japan. “涅槃寂静” is a term used in Buddhism to refer to the state of complete peace and tranquility achieved by breaking free from the cycle of rebirth. In “涅槃寂静ラックあげるぞ！”, the speaker is expressing their determination to increase their “luck” in the game, possibly referring to obtaining rare or powerful monsters. This statement suggests that the speaker is very enthusiastic and motivated to succeed in the game.