4. [Clear Condition] [☆ Defeat ‘80’ monsters inhabiting the deserted island.] [▷ This is a Unique-grade dungeon. Dungeon penalties will be applied.] [1. Monster level and stats will increase.] [2. 30 days after entering the dungeon, the island will begin to sink.] [3. A hidden ☆ exists. Upon fulfilling the condition, the dungeon penalty will be lifted. An ‘Elite Monster’ will be generated. This penalty will not be lifted.] [▷ Maximum dungeon entry capacity penalty will be applied.] [1. The number of monsters will increase.]