Golden Sentence (rare) drops in Swamp of Darkness from monsters named  "Medusa". This object contains magic that serves as an ingredient in the creation of new items. Some of them can be used, for example, in the production of high-level wings (Create Wings 4, Create Wings 5).

Swamp of Calmness (Swamp of Peace¹) The Swamp of Calmness is a dangerous swamp with treacherous monsters....

Medusa ( Battle Star(-s): ⭐ ) 사냥터 확장에 따른 추가 몬스터-평온의 늪 - Monsters according to the expansion of the hunting ground - Swamp of Calmness 175 Level, Re-spawn time: 10 seconds, HP: 7,800,000, DMG: 7,040 ~ 7,800, ATK Rate: 5,900, DEF: 1,450, RES: +254❄️, +254🟢, +150⚡, +150🔥, Elemental: DEF: 1,087 Spawn: Swamp of Calmness