Where to farm Fuscous Fiber in Arknights, what to craft it from, and which operators need it.
| Stage | Drop tier | ~Sanity/ea |
|---|---|---|
| EA-8 | Usual | ≈52.5 |
| DT-8 | Usual | ≈52.5 |
| S9-3 | Often | ≈64.3 |
| 15-18 | Often | ≈75.0 |
| 13-5 | Often | ≈85.7 |
| 4-1 · byproduct | Sometimes | ≈128.6 |
| Operator | Rarity | Qty |
|---|---|---|
| 复奏 | 5★ | 14 |
| Odda | 5★ | 13 |
| Leizi the Thunderbringer | 6★ | 12 |
| Ela | 6★ | 11 |
| Wulfenite | 5★ | 10 |
| Tippi | 5★ | 10 |
| Underflow | 5★ | 9 |
| Pramanix the Prerita | 6★ | 7 |
| Vulpisfoglia | 6★ | 6 |
| Nymph | 6★ | 5 |
| Hoshiguma the Breacher | 6★ | 5 |
| Vina Victoria | 6★ | 4 |
| 珊比 | 6★ | 4 |
| Zuo Le | 6★ | 4 |
| Ch'en the Dawnstreak | 6★ | 4 |
| Titi | 6★ | 4 |
| Pepe | 6★ | 4 |
| Necrass | 6★ | 3 |
| 谬因 | 6★ | 3 |
| Doc | 5★ | 3 |
| Iana | 5★ | 3 |
| Sand Reckoner | 5★ | 3 |
| Senshi | 5★ | 3 |
| Mutsumi Wakaba | 5★ | 3 |
| Nyamu Yūtenji | 5★ | 3 |
| Tecno | 5★ | 3 |
| Philae | 5★ | 3 |
| Hadiya | 5★ | 3 |
| Surfer | 5★ | 2 |
| 时隙 | 5★ | 2 |
| Perfumer the Distilled | 5★ | 2 |
| Varkáris | 5★ | 1 |
To total several operators with a crafting-aware farm plan, use the Arknights Calculator.