Range 2 · floors 11–20
The Cistern Stair
Event tier 2Boss window floors 18–22
| Fight | Dealt | Line, front to back |
|---|---|---|
| Held Line | 3/18 | Gallery Grazer, Lamprey Stalk, Brood-tender |
| The Picket | 3/18 | Gallery Grazer, Lamprey Stalk, Spinneret |
| Reel and Rot | 3/18 | Lamprey Stalk, Hook-maw, Bile Slug |
| Nursery | 3/18 | Bile Slug, Brood-tender, Brood-tender |
| Stilt Line | 3/18 | Gallery Grazer, Spinneret, Spinneret |
| Counter-wall: The Glass LineCounter-wall | 1/18 | Glass-shell, Glass-shell, Brood-tender |
| Swelling | 2/18 | Gallery Grazer, Bloom Tick, Bloom Tick, Brood-tender |
| The Cistern MotherBoss | boss | Broodling, Broodling, Broodling, Broodling, The Cistern Mother |