Grand Cavern: The Source of Demonic Energy (2024)

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A rumor has spread in Lanox that the Grand Cavern is being filled with mysterious sounds and tremors.

Description

A rumor has spread in Lanox that the Grand Cavern is being filled with mysterious sounds and tremors.

Recommended Level

99

Required Combat Power

2,500,000

Entry Requirements

{{

  • 5 weekly entries permitted. Entry count is shared with other Secret Dungeons.
  • Must be Level 99 or higher.

}}

Mobs

{{{{

Monster ImageMonster DescriptionMonster Moves
Volcanic Mag Norm - An upgraded version of the Mag Norm.
  • Ring of Fire: The Mag Norm will spin fragments of its body then launch them forward like a boomerang.
Volcanic Mag Charger - An upgraded version of the Mag Charger.
  • Volcano: The Mag Charger will assume a crab-like position then spews fire in all directions three times.
  • Self-Destruct: Upon being defeated Mag Chargers will clump together and self-destruct.
Steel Lava Champion - An upgraded version of the Steel Lava Fighter.
  • Grab Attack: The beast will attempt to attack with its two lava arms.
Steel Lava Berserker - An upgraded version of the Steel Lava Berserker.
  • Grab Attack: The beast will attempt to attack with its two lava arms then smash you.
  • Flamethrower: The beast will charge itself up in super armor then exhale a stream of fire.
Steel Lava Scout - An upgraded version of the Steel Lava Scout.
  • Teleport Smash: The scout will ready himself then will warp to another location smashing any players near him.
  • Blue Flame Barrage: The scout will enhance himself with blue fire then dash forward, performing a flurry of punches.
Volcanic Fire Bird - An upgraded version of the Volcanic Fire Bird.
  • Flare Dive: The Fire Bird will engulf its body in flames then dive downward at an angle, leaving behind a trail of fire.
Eroded Volcanic Mag Norm - An eroded version of the Volcanic Mag Norm summoned by the demonic energy.
  • Ring of Fire: The Mag Norm will spin fragments of its body then launch them forward like a boomerang.
Eroded Steel Lava Champion - An eroded version of the Steel Lava Champion summoned by the demonic energy.
  • Grab Attack: The beast will attempt to attack with its two lava arms.
Eroded Steel Lava Scout - An eroded version of the Steel Lava Scout summoned by the demonic energy.
  • Teleport Smash: The scout will ready himself then will warp to another location smashing any players near him.
  • Blue Flame Barrage: The scout will enhance himself with blue fire then dash forward, performing a flurry of punches.
Eroded Volcanic Fire Bird - An eroded version of the Volcanic Fire Bird summoned by the demonic energy.
  • Flare Dive: The Fire Bird will engulf its body in flames then dive downward at an angle, leaving behind a trail of fire.

}}

}}

General

{{{{

Monster ImageGeneral DescriptionGeneral Moves
Brutal Volcanic Mag Norm - An upgraded version of the Mag Norm.
  • Ring of Fire: The Mag Norm will spin fragments of its body then launch them forward like a boomerang.
Brutal Volcanic Mag Charger - An upgraded version of the Mag Charger.
  • Volcano: The Mag Charger will assume a crab-like position then spews fire in all directions three times.
  • Self-Destruct: Upon being defeated Mag Chargers will clump together and self-destruct.
Brutal Steel Lava Berserker - An upgraded version of the Steel Lava Berserker.
  • Grab Attack: The beast will attempt to attack with its two lava arms then smash you.
  • Flamethrower: The beast will charge itself up in super armor then exhale a stream of fire.

}}

}}

Mini Boss

{{{{

Monster ImageBoss DescriptionBoss Moves
Entranced Demon Jin - A demon who fights wielding two blades.
  • 5-hit Sword Combo: Performs a 5 slash combo with her whip-like dual swords.
  • Sweeping Slash: Jin will charge and slash her swords in a circular disk around her.
  • Darkness Explosion: Gathers darkness aura, then explodes it.
Enslaved Demon In - A demon who fights wielding a strange spherical device.
  • Attraction Void: In will send his sphere forward sucking in players before detonating it, dealing continuous hits to players in range.
  • Release Void: In will hold his weapon behind him then send it out, dealing continuous damage to players in range.

}}

}}

Obstacles

{{{{

Obstacles ImageObstacles Description
Unstable Ground - Due to structural instability of the temple various areas are structurally unsound and will collapse after being walked upon long enough. These collapsed floor will reveal a horde of enemies.
Lava - Molten rock which continuously deals damage as players stand in it.
Mutated Demonic Energy - The mysterious source of the demonic energy left in the temple. It will summon hordes of corrupted minions to attack.
Demon Chains - Chains which spring out from the background. A dark aura will spew out of them dealing damage over time and inflicting Enemy DebuffMove SlowdownEnemy DebuffMove Slowdown.

}}

}}

Boss

{{{{

Monster ImageBoss DescriptionBoss Moves
Form of Mutated Demonic Energy - The source of the demonic energy left in the temple given physical form.
  • Slash: A basic attack where the demon will swing its claws downward. This can be avoided by moving to the side opposite of the demon or running away from it.
  • Charge: Pulls players nearby right in front of him before dashing forward, dragging them with him. The charge deals continuous hits.
  • Black Fire Road: Sends out a row of black fire on the ground level which hitstuns players. It will then follow up with Dark Plasma.
  • Dark Plasma: Fires a massive beam of dark energy which covers all rows except for the top-most platform.
  • Dark Haymaker: Summons various dark orbs around the map, then smashes the ground twice. The orbs will home in on players before exploding, dealing massive amounts of damage. The demon will finish off with a final ground smash which also fires a wave of dark destruction in both directions.

Note:

  • The demon is invincible while performing Dark Haymaker

}}

}}

Dialogue

  • Boss Intro Cutscene
  • Dungeon Victory Quote
  • Jin: To be barraged like this... It'll be hard to withdraw.
  • In: Aahh...!! I have no choice, toss them away!

Reward

{{

ImageItem NameHow to ObtainEffect
Barrier's FragmentObtained by playing the dungeon.Quantity: 100

Throw at A tree imbued with the El energy to gain rewards.

El RewardObtained by playing the dungeon.Quantity: 5

Exchange for rewards at Ariel.

EDObtained by playing the dungeon.ED Gain: 14,000,000
EXPObtained by playing the dungeon.EXP Gain: 200,000,000

}}

Gallery

  • Old loading image.

Updates

{{

DateChanges
KRNA
05/19/201608/10/2016
  • Grand Cavern: The Source of Demonic Energy added.
11/09/202312/06/2023
  • Level Requirement increased from 70-90 to 99.
  • CP Requirement increased from 15000 to 2500000.
  • Dungeon shortened.
14/03/202404/24/2024
  • The number of monsters summoned in the 2nd summoning section of stage 1 is reduced.
  • Mutated Demon Form invincibility removed when a pattern triggers at a certain HP threshold.
  • ED Gain decreased.

}}

Alternative Names

{{

ServerNameTranslation
South Korea대공동: 마기의 근원지Grand Cavern: Source of the Demonic Energy
GermanyDer Schlund: Der Ursprung der DämonenenergieThe Gorge: The Origin of Demon Energy
SpainEl Abismo: origen de la energía demoníacaThe Abyss: Origin of Demonic Energy
FranceLe gouffre: l'origine de l'énergie démoniaqueThe Chasm: The Origin of Demonic Energy
ItalyLa Voragine: l'origine dell'energia demoniacaThe Chasm: The Origin of Demonic Energy
PolandGardziel: Początek Demonicznej EnergiiGorge: Beginning of Demonic Energy
United KingdomThe Hollow: The Origins of Demon Energy
BrazilRuptura: Fonte de Energia DemoníacaRupture: Source of Demonic Energy

}}

Dungeons

  • Other
  • Region 1~6
  • Region 7~12
  • Region 13~18
  • Region 19~20
  • Laby
  • Noah
  • Lithia
  • Miscellaneous
Event Special SecretChallenge ModeGuild
{{
  • Velder Academy Library
  • Velder Academy Athletic Meet
  • Velder Academy Concert
  • Dessert Café
  • ELSTAR Showcase
  • ELSTAR Signing Event
  • Elrios City Run
  • Elrios City Defense
  • Heart El Puzzle
}}
{{
  • Henir's Time and Space
  • Heroic Mode
  • Ereda Island
  • Add's Energy Fusion Theory
  • Dimension of Sinister Intent
  • Twisted Time and Space - Fahrmann's Peak
  • Gate of Darkness
}}
{{
  • Wally's Underground Laboratory
  • Dragon Nest: Abyss
  • Transporting Tunnel: Contaminated Area
  • Velder's Hallucination
  • Temple of Trials
  • The Rage of Behemoth
  • Grand Cavern: The Source of Demonic Energy
  • Deep-Sea Passage: Emergency Crisis
}}
{{
  • Crimson Tower of Howling Flames
  • Never-Ending Darkness
  • Crimson Cradle of Flames
  • Savage White-Ghost's Castle
  • Altar of Invocation
}}
{{
  • Hungry Ghost
  • Bump Bump Moby!
  • The Great Zombie Invasion
}}

Overworld

  • Other
  • Region 1~6
  • Region 7~12
  • Region 13~18
  • Region 19~20
Laby's Imaginary World Someone's Lab Memory Shard Guild Base
{{
  • Laby's Imaginary World
}}
{{
  • Someone's Lab
}}
{{
  • Beyond the Rift
}}
{{
  • Guild Base
}}

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Grand Cavern: The Source of Demonic Energy (2024)

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