Where to farm Skill Summary - 1 in Arknights, what to craft it from, and which operators need it.
| Stage | Drop tier | ~Sanity/ea |
|---|---|---|
| 1-10 | Always | ≈9.0 |
| CA-1 | Always | ≈10.0 |
| CA-2 | Always | ≈15.0 |
| CA-3 | Always | ≈20.0 |
| CA-4 | Always | ≈25.0 |
| CA-5 | Always | ≈30.0 |
| Operator | Rarity | Qty |
|---|---|---|
| Ash | 6★ | 10 |
| Ela | 6★ | 10 |
| Mon3tr | 6★ | 10 |
| W | 6★ | 10 |
| Gavial the Invincible | 6★ | 10 |
| Goldenglow | 6★ | 10 |
| Gladiia | 6★ | 10 |
| 予愿安洁莉娜 | 6★ | 10 |
| Narantuya | 6★ | 10 |
| Nightingale | 6★ | 10 |
| Nasti | 6★ | 10 |
| Necrass | 6★ | 10 |
| 怒潮凛冬 | 6★ | 10 |
| Gnosis | 6★ | 10 |
| Nearl the Radiant Knight | 6★ | 10 |
| Nian | 6★ | 10 |
| Nymph | 6★ | 10 |
| Degenbrecher | 6★ | 10 |
| Dorothy | 6★ | 10 |
| Lappland the Decadenza | 6★ | 10 |
| Lessing | 6★ | 10 |
| Ray | 6★ | 10 |
| Leizi the Thunderbringer | 6★ | 10 |
| Logos | 6★ | 10 |
| Rosa | 6★ | 10 |
| Rosmontis | 6★ | 10 |
| Lumen | 6★ | 10 |
| Lemuen | 6★ | 10 |
| Lee | 6★ | 10 |
| Reed the Flame Shadow | 6★ | 10 |
| Lin | 6★ | 10 |
| Ling | 6★ | 10 |
| Marcille | 6★ | 10 |
| Mountain | 6★ | 10 |
| Magallan | 6★ | 10 |
| Mantra | 6★ | 10 |
| Mudrock | 6★ | 10 |
| 机械师 | 6★ | 10 |
| Mostima | 6★ | 10 |
| Młynar | 6★ | 10 |
| Muelsyse | 6★ | 10 |
| 谬因 | 6★ | 10 |
| Mizuki | 6★ | 10 |
| Bagpipe | 6★ | 10 |
| 贝洛内 | 6★ | 10 |
| Vulpisfoglia | 6★ | 10 |
| Blemishine | 6★ | 10 |
| Blaze | 6★ | 10 |
+282 more — see all in the Arknights Calculator.
To total several operators with a crafting-aware farm plan, use the Arknights Calculator.