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More than two hundred dungeons span solo, five-player and ten-player content. This page lists the Expedition, Transcendence and Sanctuary dungeons and the solo endgame modes of the Korean service with dates, bosses and official English names.
Transcendence is AION 2's staged five-player dungeon tier with class-based rankings: six dungeons on the Korean service, four stages each, with Arcana as the main reward.
Sanctuary is AION 2's ten-player raid tier: four Sanctuaries on the Korean service with one final-boss kill a week each, the Hall of Fame for first kills, and Ludra, which was pulled from the global service at launch while a reworked version is prepared.
Expedition is AION 2’s five-player instanced tier: Exploration and Conquest modes, Odyle Energy costs instead of entry tickets, and the roster of named Expeditions.
Hall of Illusion is the first Season 3 Expedition dungeon in AION 2, added April 8, 2026 at item level 3,000, and the source of Fragment: Yustiel's Trace.
Vakron Sky Island is an AION 2 Expedition dungeon of three bosses on a floating island, ending with Vakron, and was the first Expedition Ordeal.
Consumed Deus Research Base is a level 50 Expedition dungeon added to AION 2's Korean service on August 12, 2026.
Noiran's Hidden Legacy is a four-stage Transcendence dungeon in AION 2, added on August 12, 2026 with the Dice and Lantern Arcana parts.
Expedition Ordeal is AION 2's custom-difficulty Expedition mode, where players set four conditions to raise the challenge for weekly rewards.
Shattered Arkanis is one of AION 2's two launch Transcendence dungeons, ending with Talisra of the Void.
Draupnir is a launch Expedition dungeon in AION 2, entered from Verteron or Altgard, whose final boss Transcendent Bakarma is fought through ring and stagger phases.
AION 2's daily dungeons are short score runs entered through the Unknown Fissure: Daeva Bio-Research Base, Odylium Repository and Crobahki's Secret Depository.
Dying Dramata's Nest is the Season 2 Expedition dungeon added to AION 2's Korean service on January 21, 2026, ending with Decaying Durvati and her poison eggs.
Ascension Trial is AION 2's solo trial: clear every zone against the clock, then the final boss, on difficulties from Easy to Doom, with a weekly rotation drawn from six trial dungeons.
Corroded Decontamination Facility is the Season 2 Sanctuary raid in AION 2, a ruined Balaur base whose final boss Terminator Bargott guards the Corroded Ruler weapons.
Fire Temple is an AION 2 Expedition dungeon with two mid-bosses on split paths and Kromede's Desire as its final boss; since September 23, 2026 it is also the Expedition Ordeal on the Korean service.
Urugugu Canyon is a launch Expedition dungeon in AION 2 whose final boss, the divine bird Divine Auldor, fights with tornadoes, grabs and shared hits.
Nightmare is AION 2's solo boss dungeon: straight-to-the-boss fights on ten stages, bosses grouped into four Dream Layers by season, Phantasmal Fragments for its exchange shop and a class-based ranking.
Azure Breath Island is a Season 3 Expedition dungeon in AION 2, opened on April 22, 2026 at item level 3,000 with a Hard mode at 3,500.
Abyssal Forge: Ludra is AION 2's first Sanctuary raid, a ten-player instance ending with Eternal Ludra; on the global service it was pulled at launch for a reworked version.
Citadel of the Fallen Daeva is the Chapter 1 Expedition dungeon in AION 2, opened on July 1, 2026 at level 50.
Deus Research Base is one of AION 2's two launch Transcendence dungeons and is named in the global Transcendence leaderboard event.
Cradle of Nihility is the second Season 2 Expedition dungeon in AION 2, added on February 11, 2026, whose final boss is Afflicted Bakarma.
Chalice of Muspel is the Season 3 Sanctuary raid in AION 2, a lava temple on Normal and Hard whose final boss Scourge Kaldrix drops the Kaldrix Brooch and Lava Heart weapons.
Krao Cave is a launch Expedition dungeon in AION 2 with three bosses, ending with Ultimate Berk and his Wave of Fury and stagger check.
Mirror of Scarlet Desire is a four-stage Transcendence dungeon in AION 2, set in a space born from the fragments of Kromede.
Ferocious Horn Den is an AION 2 Expedition dungeon whose ruined counterpart, Abyssal Horn Den, became a Transcendence dungeon in Chapter 1.
Snowfield of Sorrow is the Chapter 1 Sanctuary in AION 2, a ten-player raid on Easy, Normal and Hard against Triton and Deltras, with the Seal slot and Liberated White Night weapons.
Sunken Temple of Life is the first Season 2 Transcendence dungeon in AION 2, a four-stage deep-sea temple whose final boss is Sunken Emon and which introduced the Scales Arcana part.
Abyssal Horn Den is the Chapter 1 Transcendence dungeon in AION 2, a four-stage instance ruled by the exile Gargaum.
The Raid mode (토벌전) was AION 2's small-group weekly raid content on the Korean service in Seasons 1 and 2, ended when Season 3 began on April 8, 2026.
Crobahki's Secret Depository is a daily dungeon in AION 2 in which the player collects coins and avoids bombs for up to 40 seconds to earn bound Kina.
