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Buy Last Epoch Lightless Arbor Boost from Onlyfarms and master this dark and challenging dungeon!
The Lightless Arbor in Last Epoch features the tricky Pyre Amber mechanic, making it one of the most complex and time-consuming dungeons in the game. But with our Lightless Arbor Boost service, you can skip the frustration and secure valuable loot, achievements, and a smoother path to progression.
Let our professional team handle the tough fights while you enjoy the rewards—no more constant defeats or wasted time.
| Activity | Dungeon; entering uses up a dungeon key (the key is expended and cannot be regained) |
|---|---|
| Minimum area level | 22 |
| Key drop level | Keys can drop from area level 25 |
| Accessed from | Shrouded ridge (reachable from the surface) |
| Dungeon boss | The Mountain Beneath |
| Unique reward | Vaults of Uncertain Fate |
| Stages | Three levels of enemies; each has two entrances, and picking one adds monster modifiers while improving loot |
| Tier levels | Tier 1: 20, Tier 2: 65, Tier 3: 88, Tier 4: 100 |
| Darkness and pyre amber | The dungeon is shrouded in darkness that strengthens monsters; a lucent crystal, the pyre amber, lights the way |
| Current season | Season 5, Rage of the Frostborn, live since 1 October 2026 |
| Dungeon first-clear quests | The first boss kill in Temporal Sanctum, Lightless Arbor and Soulfire Bastion each pays 2 passive points and unlocks 1 idol slot through a short quest. The alternate dungeon exits skip part of the campaign: 6 passive points and 3 idol slots in total. |
| Portal charms and scale charms | A Portal Charm opens a portal for the whole party straight to the dungeon boss with random floor modifiers. A Scale Charm greatly raises the spawn rate of Loot Lizards in the run and cannot be bought, only dropped by enemies. |
| Realms | Seasonal, Legacy Realm |
| Completion methods | Piloted |
| Number of runs | 1 to 15 |
| Tier | Tier I, Tier II, Tier III, Tier IV |
| Difficulty | Normal, Hardcore |
| Add-ons you can pick | Add Dungeon Key(s) Farm |

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