The Lumbridge Catacombs are home to three monsters: Corpse Spiders, Warped Rats, and Crawling Corpse Torsos, along with two boss monsters Dragith Nurn and the Evil Duke. It is unlocked along with the [quest?] quest, after completing the [quest?] quest. This is the first unlocked dungeon and the third unlocked area in Idle Adventure. Upon unlocking, the dungeon will have only [6?] waves, but once the requirements are met during The Earl of Duke quest, the final two wave are unlocked, and both of the boss monsters are able to be fought.