Boss card · dungeon
Atiel
Atiel is the final boss of Deus Research Base, a Season 1 Transcendence dungeon. Two mechanics are confirmed: a world-changing skill that the party must interrupt with stagger, and a binding skill that tethers players together. This is a short guide; details will grow as more sources confirm them.
Contents
In short
- Atiel is the final boss of Deus Research Base, a Season 1 Transcendence dungeon. Two mechanics are confirmed: a world-changing skill that the party must interrupt with stagger, and a binding skill that tethers players together. This is a short guide; details will grow as more sources confirm them.
- Cataclysmic World can be interrupted by stagger; save stagger skills for it — [KR official] + [Community]. One guide puts it at 30% HP with about 10 seconds to react.
- Atiel binds players together; tethered players should separate — [KR official] + [Community].
- Before Atiel you fight Guard Captain Gelcos (electric zones) and Research Director Nazmun (time bombs) — [KR official] + [Community].
- Stage gates on Global: item level 1,600 / 1,900 / 2,200 / 2,500 — [Community ×2].
Atiel · Cheat sheet
One screen, keep it open during the fight.Tank
- •Hold your stagger skill for Cataclysmic World.
- •Keep Atiel facing away during the grab-and-smash (single source).
Healer
- •Heal tethered players while they separate.
- •Stack with the grabbed player if your group shares the hit (single source).
DPS
- •Burst the stagger gauge when Cataclysmic World starts.
- •When tethered, move away from your partner.
Phases
Main phase100% → 30%
Cataclysmic World30% → 0%
30% trigger from one guide.
Abilities
| Ability | Effect | Damage | How to avoid | If you fail |
|---|---|---|---|---|
| Cataclysmic World Cataclysmic World | A large special attack that can be interrupted with stagger. | — | Fill the stagger gauge with the party’s stagger skills. | Party wipe (one guide). |
| Player binding Player binding | Tethers players together. | — | Tethered players move apart. | Damage to the tethered players. |
Positioning
No verified data yet.
Common wipe reasons
- No stagger skills ready for Cataclysmic World.
- Tethered players staying together.
Videos
No verified data yet.
Loot
No verified data yet.
Global vs KR/TW differences
- Stage 1–4
- Global gates 1,600 / 1,900 / 2,200 / 2,500; stage affixes Balance, Wrath, Judgment stack from stage 2 (single source).
KR gates were lower (1,200 / 1,500 / 1,800 / 2,200 since Apr 8, 2026). KR also has an Expedition version, Consumed Deus Research Base, with a different final boss (Atiel of Arrogance, Aug 2026); it is not on Global.
Names in all languages and game versions
| English | Atiel | community |
| KR | 아티엘 | Version |
Sources
We rewrite facts from sources in our own words and link to the originals.
- AION 2 KR official — Update notes board (업데이트 노트), Nov 2025 – Oct 2026 — KR notes: Cataclysmic World stagger-interrupt; player-binding skill; mid-boss changes; KR stage gates (2026-04-08) · accessed Oct 15, 2026
- AllThingsHow — Deus Research Base: bosses and mechanics — bosses, mechanics, 30% trigger, stack · accessed Oct 15, 2026
- MetaBot — Transcendence — Global stage gates · accessed Oct 15, 2026
- KeenGamer — Daily and weekly checklist — Global stage gates · accessed Oct 15, 2026
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