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Abandoned Deep-Sea Tunnel

“

Abandoned Deep-Sea Tunnel. A hidden area submerged under the sea. A sharp metal sound echoes through the dark tunnels.

”

Description
This seemingly abandoned deep-sea tunnel harbors a secret.

Recommended Level
99

Required Combat Power
320000

Dungeon Layout

Details

Environmental Debuff - Demon Realm

The El's power does not reach into this realm, Attack and HP will be reduced by 50%.

Ally

Ally Image	Ally Description
	Oxygen Vent - Occasional vents exists that will replenish oxygen in the underwater section. }}

Mobs

Monster Image

Monster Description

Monster Moves

A.M.P.S Type - Abyssicola - A floating spherical robot containing some type of suspicious liquid.

Gas Emission: It will start to emit gas wherever it moves for a period of time.
Gas Leak: Upon being defeated, they will release their contents, spewing a cloud of pink gas which will freeze players.

A.M.P.S Type - Archelon - A mechanical robot modeled after a sea turtle with some kind of jet propulsion system attached to its back.

Jet Ram: Propel itself forwards with its jet ramming into players in its path. It will leave behind a trail of noxious gas.
Rocket Stomp: Shoot itself diagonally upward with its jet boosters. It will have a shockwave when it land back on the ground.

A.M.P.S Type - Kaempferi - A mechanical robot modeled after a crab with extremely long legs.

Claw Swipe: It will swipe downwards with its tow metal claws.
Gas Emission: It will emit gas beneath itself which deals damage to players.

Note:

Only its main body has a hitbox, along with its tall stature, many attacks will miss if used at ground level.

}}

Obstacles

Obstacles Image	Obstacles Description
	Water - A portion of the tunnel will be submerged underwater as you descend deeper into the facility, while submerged movements and attacks will be slowed down exponentially as well as jump height being increased significantly. While underwater an oxygen meter will appear above the player and once depleted will cause the character to drown.
	Bounce Pad - Bounce pads will exist marked by a purple vent, jumping on them will propel you upwards.
	Water Flow - In the final portions of the tunnel, water will flow freely transporting you down to the lower portions of the tunnel.
	Retractable Floor - During your descent, the floor will open up sending you further down into the depths of the tunnel. }}

Boss

Monster Image

Boss Description

Boss Moves

A.M.P.S Type - Gerstalker - The door at the end of the tunnel, it isn't just a door, but a fully automated security robot.

Move: While moving its legs are capable to dealing damage when they lift and land.
Gas Emission: It is capable to releasing a volatile pink gas which will cause its still living legs to continuously emit it for a period of time, leaving trails wherever it seps. The gas will damage nearby players.
Sweeping Laser: Fire an extremely powerful laser and sweep if from one side of the screen to the other. There are two variants of this attack, one which is angles itself upwards and one downwards, attacking the upper or lower half of the map respectively.
Homing Missiles: Its central body will open up revealing and arsenal of missiles which it will fire off and home onto any available player. One can dodge them with invincibility frames, mana break, or keeping a far distance so they can expire.

Note:

Its life bar is a cumulative total of all its legs and the main body.
- All of the parts having separate hitboxes, making large aoe attacks more effective than strong but small attacks.
Every time one of its legs are destroyed, it will drop an Essence of Life.
The bosses main body is a physical object, so it will push players as it moves.

}}

Dialogue

Dungeon Start Dialogue
Mid Dungeon Dialogue
Mid Boss Dialogue
Boss Outro Dialogue
Dungeon Victory Quote

Chung: There are a lot of machines, but they are different from Nasods in Elrios.

Boss Drops

BGM

Image	Name	Boss	Character	Stats
	Complete Energy Conversion Device	A.M.P.S Type - Gerstalker	Common	Accessory (Ring): +1% Attack/Magical Attack for each debuff you have (max 3%)

li_devildom2_tunnel_01

li_devildom2_tunnel_boss_01

Gallery
Story background. Story background. Story background. Story background.

Updates

Date		Changes
KR	NA	Changes
07/18/2019	08/14/2019	Abandoned Deep-Sea Tunnel added.
10/10/2019	-	CP Requirement increased from 400000 to 420000.
11/21/2019	-	CP Requirement decreased from 420000 to 320000. Difficulty decreased.
03/12/2020	04/08/2020	Difficulty decreased.
06/18/2020	06/17/2020	ED drop rate increased.

Alternative Names

Server	Name	Translation
South Korea	폐쇄된 심해 터널	Closed Deep-Sea Tunnel
Germany	Verlassener Tiefseetunnel	Abandoned Deep-Sea Tunnel
Spain	Túnel Marino Abandonado	Abandoned Deep-Sea Tunnel
France	Tunnel des abysses abandonné	Abandoned Deep-Sea Tunnel
Italy	Tunnel subacqueo abbandonato	Abandoned Deep-Sea Tunnel
Poland	Opuszczony Tunel Głębi Morskiej	Abandoned Deep-Sea Tunnel
Brazil	Túnel Submarino Abandonado	Abandoned Deep-Sea Tunnel

Dungeons

Region 13~15
Region 1~6
Region 7~12
Laby
Other

Rigomor	Master Road	Pruinaum
{{ Sea of Ruin Abandoned Deep-Sea Tunnel Trosh's Nest Abandoned Icerite Plant Titan's Grotto }}	{{ Shrine of the Two-Headed Serpent Elrianode Training Grounds Spirit Sanctum Water Dragon's Compass Nasod Testing Chamber Gate of the Setting Sun Anguish of the Wavering Servant }}	{{ Glacial Land Old Village Site Sanctuary of the Soul Capital-Bound Train Savage White-Ghost's Castle Altar of Invocation }}