The Aetherochemical Research Facility
The climactic final dungeon of the Heavensward main scenario, set in an Allagan facility above Azys Lla.
Regula van Hydrus
| Mechanic | Type | Description |
|---|---|---|
| Magitek Turrets | Adds | Random players are tethered to turrets - tanks stand between turret and player to soak |
| Stun + Tankbuster | Tankbuster | Boss stuns then heavily hits the tank - requires cooldowns and healing |
| Magitek Slug | AoE | Boss jumps around targeting random players with column AoEs |
| Magitek Spread | AoE | Massive arena-wide AoE - stand directly behind the boss to avoid |
Notes:
- When tethered to a turret, have the tank stand between you and it
- Destroy turrets while managing tether damage
Harmachis
| Mechanic | Type | Description |
|---|---|---|
| Weighing of the Heart | AoE | Transforms the boss between different forms |
| Sphinx Form | AoE | Uses Riddle of the Sphinx (circular AoE) and Ka (cone AoE) |
| Anti-Cobra Form | Tankbuster | Heavy tankbuster requiring healer attention |
| Anti-Naga Form | Gaze | Petrifaction gaze - turn away to avoid being petrified |
| Anti-Machina Form | Stack | Ballistic Missile targets 1 player to stack; Meteor requires all to stack |
Notes:
- Watch for the boss’s transformation and adapt to each form
- Turn away during Anti-Naga Form to avoid petrification
- Stack for Meteor in Anti-Machina Form
Lahabrea & Igeyorhm
| Mechanic | Type | Description |
|---|---|---|
| Fire II / Blizzard II | AoE | Lahabrea uses fire, Igeyorhm uses ice attacks |
| Dark Fire II / Dark Blizzard II | AoE | Targeted circle AoEs on players |
| Shadow Flare | Raidwide | Raid-wide damage from both Ascians |
| Esoteric Fusion | DPS Check | Ascians fuse together if not defeated; transitions to Ascian Prime |
Notes:
- The duo fight precedes the Ascian Prime encounter
- Focus one Ascian down first while dodging the other’s attacks
- The active boss attacks while the inactive one teleports and throws column AoEs
Ascian Prime
| Mechanic | Type | Description |
|---|---|---|
| Shadowflare | Raidwide | Raid-wide dark damage |
| Height of Chaos | Tankbuster | High damage on tank |
| Thin Ice | AoE | Movement causes you to slide uncontrollably in one direction |
| Dark Orb | AoE | Dodge dark orb attacks |
| Sea of Pitch | AoE | Avoid dark puddles on the ground |
| Fire/Blizzard Spheres | AoE | Combined elemental sphere attacks |
| Annihilation | Raidwide | Heavy raid-wide damage |
Notes:
- The fused form of Lahabrea and Igeyorhm
- Be careful moving during Thin Ice - you’ll slide
- Dodge Fire and Blizzard spheres that sweep across the arena