How to enter Battle of madness

You can enter [Battle of madness - The Ruins of Death] from Manager of Dungeon guide NPC in Geojo' Taberncle.
The Ruins of Death is a guild dungeon, so the guild master must enter first.
The Ruins of Death can be entered once per day, and the battle lasts for 30 minutes.

Entry Level: 70 or higher
Entry Cost: 100,000 zamogeon

The Ruins of Death Information

The Ruins of Death features a boss monster with powerful abilities from the Underworld.
The Watcher of the Underworld does not have a color name system, and all players can challenge it on equal terms.
However, he has strong attack and defense power, so it requires cooperation with another player, and when it falls below a certain HP, it becomes violent and uses powerful area-of-effect damage and stun attacks.

Battle of Madness Reward

Battle of Madness ranks are determined by the fastest monster kill order each week.
Only guilds ranked 1st to 10th will receive rank rewards, which will be sent to the guild master's mailbox every Monday at 00:00.

Rank	Reward	Amount
1~10	[Guild] Infinity Doggebi's hiding place admission ticket	1