The Isle of Bios instance is a part of the Memorial Dungeon system and involves defeating a series of monsters and bosses to prevent the resurrection of Morocc. This guide will help you understand the mechanics and complete the instance.

• Base Level: 160 or higher.
• Must be in a party.
• Only the party leader can initiate the instance.

1. Talk to the Yellow Seed NPC in moro_cav (50, 64):

1. The party leader must speak to the Yellow Seed NPC to initiate the instance.
2. Ensure your base level is 160 or higher. Characters below level 160 cannot enter the dungeon.

2. Quest Check:

1. You must have completed the quest from the Wandering Old Man to gain access to the Isle of Bios.
2. If you haven’t completed this quest, speak to the Wandering Old Man at moro_cav (45, 60) to start the required quest.

3. Forming a Party:

1. The party leader must form a party before entering. You cannot enter alone.
2. If it has been less than 23 hours since your last run, you will be unable to enter.

4. Instance Creation:

1. The party leader can select the option to create the Isle of Bios instance.
2. Once created, the party leader can then enter the instance along with party members.

Once inside the Isle of Bios, you will face multiple waves of monsters, followed by boss fights.

1. Defeating Monsters:

1. In each zone, you must defeat specific groups of monsters such as Corrupt Orc Baby, Corrupt Desert Wolf, and Corrupt Familiar.
2. Clear all monsters in a zone to progress to the next area.

2. Special NPCs: Vrid and Zeith:

1. In certain zones, you will encounter Vrid and Zeith, who are there to help you by providing guidance and story progression.

1. First Encounter:

1. You will first encounter Grim Reaper Ankou, the primary antagonist who seeks to resurrect Morocc.
2. Grim Reaper Ankou will taunt you throughout the instance, summoning waves of enemies for you to defeat.

2. Final Boss Fight:

1. In the final zone, you will face Grim Reaper Ankou as the last boss.
2. Defeat him to complete the instance and prevent Morocc’s resurrection.

1. Hero Token Reward:

1. After defeating Grim Reaper Ankou, speak to Vrid to receive a Hero Token (Item ID: 6684) as a reward for completing the instance.

2. Exit the Instance:

1. Once the boss is defeated and rewards are collected, the instance is complete.
2. You can exit the instance and return to the main map.

• Team Coordination: Ensure your party stays together to efficiently defeat the monsters and bosses.
• Cooldown: After completing the instance, there is a 23-hour cooldown before you can enter again.
• Healing Items: Bring plenty of healing items, as the instance contains challenging fights, especially with the bosses.

Good luck in your battle against Morocc’s forces on the Isle of Bios!