Arc 20The True Demon King Castle
Xu Lang transformed his dormitory into a powerful castle, prepared Mad King Building for the coming Blood Calamity, and strengthened its defenses and residents. The arc ended with Xu Lang learning more about Dusk Veil and authorizing further exploration near Flying Goose Building.
- Xu Lang fused his evolved dormitory with the Demon King Castle, creating the True Demon King Castle and unlocking new facilities.
- Xu Lang learned that a likely C-grade Blood Calamity would arrive in seven days, then organized the Blood Mist Morning Post to share information while warning against leaks.
- Xu Lang sacrificed two titles to obtain the Black Crown, then tested its powers in a simulation and was killed by the Giant Tree before awakening as Mad King-3 on the Other Shore.
- Xu Lang welcomed Tulu and the Beast-Headed Swordsman into Mad King Building, set rules for their arrival, and discussed the Arena and a possible challenge with Sword Saint.
- Xu Lang worked with Kui Zi and her scientists to develop weapons, upgraded his combat gear, and saw Guanjiangkou Boy reach level ten while Xu Ruyan advanced her Assassin Sequence.
- Red Butterfly followed Fusheng Xi’s group into Dusk Veil, repeatedly died and revived while confronting Dusk Granny, then returned after Xu Lang explained the danger of its hidden temporal dimension.
- Wang Yazhi reported that Zhang Dahai had found a stronghold near Flying Goose Building and encountered an intelligent Blood Mist Creature, and Xu Lang permitted cautious exploration with Magic Box replicas.
- Kui Zi and the researchers produced monitors that players quickly bought out, while Xu Lang learned that Mad King Building’s rules prevented its players from relocating after breaches.