Secret Source Airflow Accumulator

Character Level-Up Material

WHERE & HOW TO FARM

Farming route

Natlan: the boss arena shown on GameWith’s boss map.

Dropped by Lv. 30+ Secret Source Automaton: Overseer Device

Drops from the Secret Source Automaton: Overseer Device at level 30 or above; claiming the reward costs 40 Original Resin.

SEE WHERE TO GO

Interactive maps & location tools

Search the material or enemy name, then enable its markers. Choose the matching region and surface or underground layer.

Secret Source Airflow Accumulator

GET STARTED

Use the boss map in GameWith’s material guide to navigate to Secret Source Automaton: Overseer Device.
Defeat the boss at Lv. 30+ and spend 40 Original Resin at the Trounce Blossom to claim the material.
Repeat the boss encounter when more copies are needed.

Sources & fact checks

MAKE YOUR SESSION COUNT

Defeat the Secret Source Automaton: Overseer Device in Natlan at Lv. 30 or above, then claim the boss reward for 40 Original Resin. ↗↗

Use the boss map in GameWith’s material guide to locate the Natlan arena. ↗
Plan on spending 40 Original Resin each time you claim the reward; the boss must be Lv. 30 or above for this material. ↗↗

Navigate to the Secret Source Automaton: Overseer Device arena using the material guide’s boss map. ↗
Defeat the boss at Lv. 30 or above and spend 40 Original Resin at the Trounce Blossom to claim the material. ↗↗
Repeat the encounter and claim when you need more copies. ↗

GPT-6 Luna · Based on cited sources · 2026-10-24
Check unlock requirements and availability in game.

REWARD DETAILS & CONDITIONS