DFOArchive: [Korea] Challenge! Another World Hero Event

Grow stronger through adventures and become a legend in this otherworld! Complete various missions and earn coins from this world to receive useful rewards.
Meet the NPC in Serima's room. Completing the "Ah, Great White" event quest will grant you access to the Otherworld channel. You can enter the following dungeons through the World Tree Shrine in the Otherworld channel.

How to Participate in the Event

You can enter the dungeon through Vallis Village. The dungeon resets every day at 6:00 AM, consuming your activity points. In the dungeon, you can obtain Resi II | various Jiros and Vallis Coins.
The Four Heavenly Kings are released at one-week intervals, and will be revealed after clearing Stage 3 of the previously released Four Heavenly Kings. The quest is completed by defeating the boss monster within the time limit.
The Demon King Dungeon is a dungeon where the goal is to inflict as much damage as possible on the boss monster within a limited time.

Event Dungeon Guide

Dungeon near Palis:

Field dungeons are divided into inner (green) and outer (purple) dungeons.

Specific materials can be obtained from chests and named monsters that appear only in the outer dungeon.
In the hidden Heavenly Station, you can obtain other material.

The longer you stay on the outskirts, the more your protection gauge will decrease.

When your protection gauge reaches 0, you will be forced to return to the village.
Moving to the village will restore your protection gauge

Four Heavenly Kings Dungeon:

How to Challenge:

Click on an activated Four Guardian King to request a match.
The Four Guardian Kings will open at one-week intervals, and the previously appeared Four Guardian Kings will appear in their third stage.

Clear Conditions:

The Four Guardian Kings are divided into three stages. Defeat them within the time limit to receive a reward.

Stage:

Clear the previous stage to unlock the OP and challenge the next stage.
You will receive a reward for defeating the First Stage.

King Dungeon:

How to Challenge

Click on the Demon King NPC to request a duel.

Clear Conditions

The floor consists of three phases.
In the third phase, you will face an immortal opponent.
If the remaining time of the Immortal Three Stages reaches 0, you will be processed as a dungeon burial site, and rewards will be awarded based on the accumulated damage achieved.

Rooted Curse

Battle with the Demon King monster.
The Rooted Curse will be destroyed.
This option changes each week.

Parts and Missing Items Guide

Items:

Inventory

You can check and manage your currently equipped parts through the Aurora NPC.

Crafting

You can craft the Great parts using materials obtained from dungeons near Vallis. To craft certain Ooparts, you need Heoden Retchi III.
You can obtain them from hidden Heavenly Relics in dungeons near Vallis.

Slot Descent

You can enhance the slots that hold Parts to increase their abilities.
Silver, a material for the Parts Slot Descent, is consumed.
Once you reach the ground, you cannot perform any more Descents.

Collection

Depending on the set you own, you can obtain special effects that aid you in battle.

Reward Guide

Complete daily/weekly and cumulative missions to earn various rewards! Exchange the Vallis items you earn through missions for useful Team items at the event shop.

Item name	Item Description	Mission
▼ Daily Mission
15 Vallis coins	A coin used in the village of Vallis. It is said that coins from this otherworld attract heroes like a magnet. Items can be purchased at the Aurora Shop. Account-bound, deleted at 6:00 AM on November 13, 2025 .	Enter Valley Village once
15 Vallis coins	A coin used in the village of Vallis. It is said that coins from this otherworld attract heroes like a magnet. Items can be purchased at the Aurora Shop. Account-bound, deleted at 6:00 AM on November 13, 2025 .	Consume 10 vitality
75 Merchant Guild Silver Coin	When used, you will receive 75 Merchant Guild Silver Coin. <Main Uses> - Purchase Revelation of the End - Purchase Void Soul - Purchase Necklace Primal Fusion Stone Jar - Purchase Ring Primal Fusion Stone Jar - Purchase Moonlit Lake Legendary Card Album - Purchase Lv. 110 Epic Fusion Stone Selection Box - Purchase Forgotten Light - Purchase Energy Core - Purchase Superconducting Energy Core <Main Use NPC> - Tome of Mysterious Power - Senir, the Tender Death Account-bound, Deleted all at 06:00 on November 13, 2025	Clear 3 dungeons at the appropriate level
[Event] 75 Doom Oracle	When used, you can obtain 75 [Event] Doom Oracle. * Component Information - Used to enter the Abyss: Disciple of Doom dungeon. - [Event] Doom Oracle is issued in a non-tradable state. Any unused [Event] Doom Oracle will be deleted in bulk at 06:00 on November 27, 2025. Account-bound, deleted in bulk at 06:00 on November 13, 2025 .	Clear 4 daily missions in Dungeon & Fighter
▼ Weekly Mission
250 Vallis coins	A coin used in the village of Vallis. It is said that coins from this otherworld attract heroes like a magnet. Items can be purchased at the Aurora Shop. Account-bound, deleted at 6:00 AM on November 13, 2025 .	Clear the mission to enter Valley Village 4 times
250 Vallis coins	A coin used in the village of Vallis. It is said that coins from this otherworld attract heroes like a magnet. Items can be purchased at the Aurora Shop. Account-bound, deleted at 6:00 AM on November 13, 2025 .	Defeat the Four Heavenly Kings or Demon King 3 times (regardless of stage)
250 Vallis coins	A coin used in the village of Vallis. It is said that coins from this otherworld attract heroes like a magnet. Items can be purchased at the Aurora Shop. Account-bound, deleted at 6:00 AM on November 13, 2025 .	Consume 40 vitality
Oparts Material Special Supply Box	When used, you can obtain all of the items below. <Contents> - Oparts Material Box [10 World Tree Fragments] - Oparts Material Box [5 Goddess' Aura] - Oparts Demon King Army Officer Material Selection Box Account-bound, deleted all at 06:00 on November 13, 2025	Clear the Jungcheon Advanced Dungeon 4 times
[Event] 300 Doom Oracle	When used, you can obtain 300 [Event] Doom Oracle. * Component Information - Used to enter the Abyss: Disciple of Doom dungeon. - [Event] Doom Oracle is issued in a non-tradable state. Any unused [Event] Doom Oracle will be deleted in bulk at 06:00 on November 27, 2025. Account-bound, deleted in bulk at 06:00 on November 13, 2025 .	Clear Legion/Raid 4 times
500 Vallis coins	A coin used in the village of Vallis. It is said that coins from this otherworld attract heroes like a magnet. Items can be purchased at the Aurora Shop. Account-bound, deleted at 6:00 AM on November 13, 2025 .	Complete 5 weekly warrior missions

"Slayer Lord" (cumulative mission) rewards:

Item name	Item Description	Mission Details
Slayer Road Mission ▶	Reach level 1 Oparts slot (20/40/60/80/99)
100 Vallis coins	A coin used in the village of Vallis. It is said that coins from this world attract heroes like a magnet. Items can be purchased at the Aurora Shop. Account-bound, deleted on November 13, 2025 .	Reach level 20
1 potion of 10 vitality recovery	A potion used in the village of Vallis. Restores 10 stamina when used. Account-bound, deleted on November 13, 2025.	Reach level 40
200 Vallis coins	A coin used in the village of Vallis. It is said that coins from this world attract heroes like a magnet. Items can be purchased at the Aurora Shop. Account-bound, deleted on November 13, 2025 .	Reach level 60
Non-tradeable Unique Red Artifact Selection Box	You can obtain one of the unique, non-tradeable red artifacts upon use. The artifact is granted in a non-tradeable, non-sealed, non-transcendable, and indefinitely usable state. Account-bound, deleted on November 13, 2025.	Reach level 80
300 Vallis coins	A coin used in the village of Vallis. It is said that coins from this world attract heroes like a magnet. Items can be purchased at the Aurora Shop. Account-bound, deleted on November 13, 2025 .	Reach level 99
Slayer Road Mission ▶	Consume Vitality (80/160/240/320/400)
100 Vallis coins	A coin used in the village of Vallis. It is said that coins from this world attract heroes like a magnet. Items can be purchased at the Aurora Shop. Account-bound, deleted on November 13, 2025 .	80 Consumed
1 potion of 10 vitality recovery	A potion used in the village of Vallis. Restores 10 stamina when used. Account-bound, deleted on November 13, 2025.	160 Consumed
200 Vallis coins	A coin used in the village of Vallis. It is said that coins from this world attract heroes like a magnet. Items can be purchased at the Aurora Shop. Account-bound, deleted on November 13, 2025 .	240 Consumed
Rare Avatar Selection Ability Change Ticket	You can change the selected stats of a rare avatar once. This avatar cannot be used on Danjin's Cloak avatars or the Arad Reporter Honor avatars. Account-bound, deleted on November 13, 2025.	320 Consumed
300 Vallis coins	A coin used in the village of Vallis. It is said that coins from this world attract heroes like a magnet. Items can be purchased at the Aurora Shop. Account-bound, deleted on November 13, 2025 .	400 Consumed
Slayer Road Mission ▶	Own Oparts (6/12/18/24/30)
100 Vallis coins	A coin used in the village of Vallis. It is said that coins from this world attract heroes like a magnet. Items can be purchased at the Aurora Shop. Account-bound, deleted on November 13, 2025 .	6 Oparts
Master Agreement Package 15 days	Each of the Master's Contract, the Overlord's Contract, the Growth Contract, and the Cube Contract lasts 15 days. Account-bound, deleted on November 13, 2025.	12 Oparts
200 Vallis coins	A coin used in the village of Vallis. It is said that coins from this world attract heroes like a magnet. Items can be purchased at the Aurora Shop. Account-bound, deleted on November 13, 2025 .	18 Oparts
Non-tradeable Unique Blue Artifact Selection Box	You can obtain one of the unique, non-tradeable blue artifacts upon use. The artifact is granted in a non-tradeable, non-sealed, non-transcendental state, with an unlimited duration. Account-bound, deleted on November 13, 2025.	24 Oparts
300 Vallis coins	A coin used in the village of Vallis. It is said that coins from this world attract heroes like a magnet. Items can be purchased at the Aurora Shop. Account-bound, deleted on November 13, 2025 .	30 Oparts
Slayer Road Mission ▶	Defeat boss monsters outside the village (8/16/24/32/40)
100 Vallis coins	A coin used in the village of Vallis. It is said that coins from this world attract heroes like a magnet. Items can be purchased at the Aurora Shop. Account-bound, deleted on November 13, 2025 .	8 kills
Kaleido Box 5 boxes	You will receive 5 Kaleido Boxes upon use. Kaleido Boxes are non-tradeable and unlimited items. Account-bound, deleted on November 13, 2025.	16 kills
200 Vallis coins	A coin used in the village of Vallis. It is said that coins from this world attract heroes like a magnet. Items can be purchased at the Aurora Shop. Account-bound, deleted on November 13, 2025 .	24 kills
Master Kaleido Box [Event]	Sets equipment grades and options to the highest possible levels. Unlike regular Kaleido Boxes, this item cannot be used to change the suffix grade or title of items whose magic seals have been removed. Account-bound, deleted on November 13, 2025.	32 kills
300 Vallis coins	A coin used in the village of Vallis. It is said that coins from this world attract heroes like a magnet. Items can be purchased at the Aurora Shop. Account-bound, deleted on November 13, 2025 .	40 kills
Slayer Road Mission ▶	Discover Objects (10/30/50/70/90)
100 Vallis coins	A coin used in the village of Vallis. It is said that coins from this world attract heroes like a magnet. Items can be purchased at the Aurora Shop. Account-bound, deleted on November 13, 2025 .	10 discovered
3 Delilah's Repair Coupons (All Parts)	<Delilah's Service> allows you to completely repair all equipment for free. Available if you have at least one piece of equipment with worn-out durability. Account-bound, deleted on November 13, 2025.	30 discovered
200 Vallis coins	A coin used in the village of Vallis. It is said that coins from this world attract heroes like a magnet. Items can be purchased at the Aurora Shop. Account-bound, deleted on November 13, 2025 .	50 discovered
Non-tradeable Unique Green Artifact Selection Box	Upon use, you will obtain one of the unique, non-tradeable green artifacts. The artifact is non-tradeable, non-sealed, non-transcendable, and has an unlimited duration. Account-bound, deleted on November 13, 2025.	70 discovered
300 Vallis coins	A coin used in the village of Vallis. It is said that coins from this world attract heroes like a magnet. Items can be purchased at the Aurora Shop. Account-bound, deleted on November 13, 2025 .	90 discovered
Slayer Road Mission ▶	Discover hidden areas (5/10/15/20/25)
100 Vallis coins	A coin used in the village of Vallis. It is said that coins from this world attract heroes like a magnet. Items can be purchased at the Aurora Shop. Account-bound, deleted on November 13, 2025 .	5 discovered
3 Delilah's Repair Coupons (All Parts)	<Delilah's Service> allows you to completely repair all equipment for free. Available if you have at least one piece of equipment with worn-out durability. Account-bound, deleted on November 13, 2025.	10 discovered
200 Vallis coins	A coin used in the village of Vallis. It is said that coins from this world attract heroes like a magnet. Items can be purchased at the Aurora Shop. Account-bound, deleted on November 13, 2025 .	15 discovered
Pure Gold Amplifier [Event]	You can select and grant the ability of your desired dimension, and it will be amplified by a value between +3 and +6 depending on the probability. When used, the current enhancement level of the equipment will be lost. It cannot be used on equipment imbued with otherworldly energy, and if the same ability is already granted, the same ability cannot be selected. It can only be used on equipment of level 55 rare or higher. It cannot be used on items that cannot be amplified. Account-bound, deleted on November 13, 2025.	20 discovered
300 Vallis coins	A coin used in the village of Vallis. It is said that coins from this world attract heroes like a magnet. Items can be purchased at the Aurora Shop. Account-bound, deleted on November 13, 2025 .	25 discovered
Challenge Mission (Cumulative) ▶	The Road to the Demon King (6/12/18/24/30)
Oparts selection box	When used, you can select and obtain one of the Oparts.	6th advance
[Event] The Brilliant Plaque	An entrance ticket that allows you to enter the Boundary of the End dungeon when selecting Legendary. <Basic Reward> - 1 Legendary ~ Prime Equipment	12th advance
[Event] The Splendid Plaque	An entrance ticket that allows you to enter the Boundary of the End dungeon when selecting Epic. <Basic Reward> - 1 Epic ~ Primal Equipment	24th advance
Demon King Slayer Title Box	When used, you will receive the Demon Lord Slayer title. The acquired title has no options and is untradeable, untranscendable, and undismantable. (Adventurer Fame +315) Account-bound, deleted on November 13, 2025.	30th advance

Shop Rewards: Exchange for rewards at the NPC Aurora Shop in Seria's room!

Item name	Item Description	Cost
[Event] Yomumu Orb with Yogi	Dealer Orb Usage: Shoes Physical Attack Power +10 Magic Attack Power +10 Independent Attack Power +10 Strength/Intelligence/Stamina/Spirit +40 Final Damage Increased by 2% Physical Critical Hit +3% Magic Critical Hit +3% Adventurer Fame 210 Account Binding, Deleted All at 06:00 on November 13, 2025	1,500 1 per accounts
[Event] Priest of the Fog, Cladis Orb	Buffer Orb Used on: Shoes Strength/Intelligence/Stamina/Mental Power +100 Mage (F) Perpetual Skill Lv +3 Priest (M) Grace of Protection Skill Lv +3 Priest (F) Revelation: Aria Skill Lv +3 Gunner (F) apius::Battlefield Information(); Skill Lv +3 Archer Sensation Skill Lv +3 Adventurer Fame 210 Account-bound, Deleted all at 06:00 on November 13, 2025	1,500 1 per accounts
100% +10 Equipment Boost Ticket	Using this Equipment Boost Ticket will boost the selected equipment by +10, regardless of its current level. This ticket can only be used on equipment imbued with the energy of the Otherworld. Account-bound, deleted at 6:00 AM on November 13, 2025.	2,000 1 per accounts
40 Ignorant Might Remnants	When used, you can obtain 40 Ignorant Might Remnants (non-tradable). <Main Uses> - Liberation of Engraved Memories - Change Liberation of Engraved Memories options <Main Use NPC> - Complete Boundary Questionnaire <Main Acquisition Sources> - Nabel: Barrier of Unwillingness - Nabel: Evil of Ignorance Account-bound, deleted en masse at 06:00 on November 13, 2025	500 3 times per accounts
[Event] Gabriel/Banniboo's Contract (7 days)	Gabriel/Banniboo's 7-day contract is included. During the contract period, Gabriel/Banniboo's appearance probability, sale types, and quantity increase. (Except for Epic Fragment Exchange Gabriel.) Account-bound, deleted all at 6:00 AM on November 13, 2025.	750 1 per accounts
Four Heavenly Kings Creature Selection Box	When used, you can obtain one of the four creatures below. Creatures have no options, are non-tradable, and are granted indefinitely. <Component Information> - Admiring Aquarius - Sparkling Skybreak - Jealous Blazoria - Dark Blackstar Account-bound, deleted en masse at 6:00 AM on November 13, 2025	250 3 times per accounts
[Event] 100 Doom Oracles	When used, you can obtain 100 [Event] Doom Oracles. * Component Information - [Event] Doom Oracles is issued in a non-tradable state. Any unused [Event] Doom Oracles will be deleted in bulk at 06:00 on November 27, 2025. Account-bound, deleted in bulk at 06:00 on November 13, 2025 .	75 5 times a week
Delilah's Repair Coupon (Part 1)	<Delilah's Service> allows you to completely repair one piece of equipment for free. This item cannot be used on items other than equipment or equipment items that do not consume durability. Account-bound, deleted at 6:00 AM on November 13, 2025.	50 3 times a week
30 Condensed Nightmare Crystals (account-bound)	When used, you can obtain 30 Condensed Nightmare Crystals (account-bound). <Main Use> - Purchase Shattered Nightmare Remnants . Account-bound. Deleted at 6:00 AM on November 13, 2025.	125 3 times a week
50 boxes of Shattered Silk of Praise (account-bound)	When used, you can obtain 50 Fragmented Silk of Praise (account-bound). <Main Use> - Purchase Scattered Silk of Praise (account-bound) , deleted at 6:00 AM on November 13, 2025.	100 3 times a week
[Event] Dimensional Drop Bracelet x1 Box	When used, you can obtain 1 [Event] Dimensional Drop Bracelet. * Component Information - If you have entry materials in your inventory when entering the Infinite Book dungeon, the [Event] Dimensional Drop Bracelet will be consumed first. Any unused [Event] Dimensional Drop Bracelets will be deleted at 06:00 on November 27, 2025. Account-bound, deleted at 06:00 on November 13, 2025 .	40 Twice a week
Aurora's Special Growth Capsule	When used, a certain amount of experience points are gained. Different experience point increases apply depending on the level range. <Experience point change level range information> 1~16 / 17~45 / 46~54 / 55~84 / 85~88 / 89~93 / 94~99 / 100~114 Account-bound, deleted all at 06:00 on November 13, 2025	20 3 times a week
Aurora's Recovery Potion	<Use Effect> HP is restored by 30%. MP is restored by 30%. All detrimental status effects are recovered. Applies to all levels. Shares a cooldown with Remy's Sparkling Hands. Account-bound, deleted at 6:00 AM on November 13, 2025.	5 No limit