To enter the Boss Battle Together, you need:
Boss Battle Ticket.
10 million zen.
Level 800 or higher.
Have completed the 4th quest.

Boss Battle Ticket
This is an entry ticket item required to enter the Boss Battle event.
Admission Notification
A Notification Icon will appear when the event is available for entry.
The Event Icon will be displayed on the game screen when it is available for entry and will disappear when its entry time expires.
You will move to the Event by clicking on the event notification icon.
How to get the Boss Battle Ticket
The Boss Battle Ticket is obtained by hunting level 200 or higher monsters and can be dropped randomly.
Deep dungeon 2nd floor or higher.
Main Mission: Kill the bosses.

At the start of the event, 2 boss monsters appear.
Characters participating in the event deal more than standard damage to the boss monster.
The goal is to kill all boss monsters that have appeared.
If a character dies in the event, they will move to a safe area.
You can continue to participate in the boss fight until the end of the event.
The character death penalty is excluded from the 'Boss Battle Together' event.
Basic Reward
All boss monsters must die within 5 minutes of the event duration.
The reward will be given to all characters who have achieved more than 1 million accumulated damage by killing the boss monsters that have appeared.
Compensation items will be paid in Gremory case.
Reward
Jewel of Harmony Box x1.
Boss Battle Together Bonus Box x1.
Bonus Reward
An additional 2 'Boss Battle Bonus Boxes' will be awarded to characters who have completed the bonus missions.
The reward will be given to all characters who have achieved more than 1 million accumulated damage by killing the boss monsters that have appeared.
Compensation items will be paid in Gremory case.
Bonus Missions
Nº 1 Cumulative Damage: Additional rewards are given to the first character in cumulative damage.
Last Hit: Additional rewards are given to the character who last hit the boss monster.
Reward
Boss Battle Together Bonus Box x2.
Composition of the Jewel of Harmony Box
3 ~ 5 Jewel of Harmony
Composition of the Boss Battle Together Bonus Box
Badge of Hardships
+0 Brilliant Orb (I)
Elemental Rune x1
Elemental Rune x2
Elemental Rune x3
[Reinforce] Arcanum of Wrath x3
[Reinforce] Arcanum of Wizardry x3
[Reinforce] Arcanum of Defense x3
Rules
Event Duration: 5 minutes
Each character can play this event a limit of 1 time per day. (It may be different on unofficial servers).If you die in Boss Battle Together you will not lose experience, zen or drop items.If the character has 'PK status', they will not be able to enter the Boss Battle Together.All rewards obtained from the event will be stored in the Gremory case.PVP is not allowed.2 boss monsters appear randomly for each channel.
Kundun

Medusa

Selupan

Nix

God of Darkness

