Data sourced from wiki.avakot.org, official DevStreams, and patch notes.
Verified for Preludes 15.
Ingredient · Common
Bile Sack
How to Get Bile Sack
Best farm: Etheldred The Weaver in Glades of Andurin — Agari staple on the Weaver line (Avakot primary foe source). Supplement with Grandmother Weaver and Mother Weaver on the Weaver chain. Alternates: Rovgot Wyrm, Seachnall The Widower, or common Weaver mobs — see Avakot drop table. Not the same item as Eye of Weaver on the same kills. No merchant buy.
Glades of Andurin — Agari · Sparrow's Tales / Glades Agari route — not Eye of Weaver
Weaver chain — Glades region · Progress Weaver storyline / elite chain kills
Fallen Skycastle / Sparrow's Tales — Avakot table · Agari bosses on alternate circuits — also Eye of Weaver & weapon fragments
Glades & Midrath — Avakot foe table · Weaver spider mobs; join other worlds on Agari cooldown
Routes below are community-sourced — verify drop rates in-game.
Putrid jaundiced organ from spider-like Weaver foes and Rovgot Wyrm — Common brewing ingredient (Poppa Pepo Mask, Rhiannon's Flame palette, etc.). Best farm: Etheldred The Weaver in Glades of Andurin. Same boss circuit as Eye of Weaver but a different drop — plan both mats separately.
Bile Sack · All Farm Sources
Farm reference

Common brewing mat from spider-like Weaver foes — not interchangeable with Eye of Weaver.

Same Etheldred lap may drop both — see Eye of Weaver page for pearl farming & Avakot buy.

Fallen Skycastle Agari — also Eye of Weaver & Cenotaph fragments. No merchant buy.
Common brewing mat — primary farm Etheldred The Weaver (Agari) in the Glades. Same boss circuit as Eye of Weaver, but a different drop (Eye is the Uncommon pearl, Bile Sack is the organ). Backup: Grandmother/Mother Weaver — see Glades of Andurin guide and elite hunting. Rovgot Wyrm, Seachnall & common Weaver mobs on Avakot — no merchant buy; join other worlds on Agari cooldown. Verify drop rates in-game.
Best farm: Etheldred The Weaver in Glades of Andurin — Agari staple on the Weaver line (Avakot primary foe source). Supplement with Grandmother Weaver and Mother Weaver on the Weaver chain. Alternates: Rovgot Wyrm, Seachnall The Widower, or common Weaver mobs — see Avakot drop table. Not the same item as Eye of Weaver on the same kills. No merchant buy.
Etheldred The Weaver — Glades Agari primary drop
Grandmother & Mother Weaver — Weaver chain
Common Weaver mobs — Avakot table & cross-world Agari
Used In
- brewing consumables — Common ingredient
- Poppa Pepo Mask craft (×30) & Rhiannon's Flame palette (×25) — Avakot wiki
Ingredient comparison
Side-by-side view of items in the same category — compare rarity and primary sources.
| Item | Rarity | Primary source | Farm guide |
|---|---|---|---|
| Bile SackThis page | Common | Foe: Etheldred The Weaver — Glades of A… | Yes |
| Agaric Mushroom | Uncommon | Foe: Kabocha | Yes |
| Baskbulb | Uncommon | Foe: Kabocha | Yes |
| Eye of Weaver | Uncommon | Foe: Etheldred The Weaver — Glades of A… | Yes |
| Neathcap | Uncommon | Container: Amber Deposit — The Neath'uns | Yes |
| Queen's Folly | Uncommon | Gathering red flowers in Midrath | Yes |
| Soulsbane | Uncommon | Overworld plant nodes in Midrath | Yes |
| Will-o-Frond | Uncommon | Foe: Will-o-wing — kill on death | Yes |
| Brinefloss | Common | Coastal and waterside nodes in Midrath | Yes |
| Dewspore | Common | Overworld spore nodes — damp/shaded are… | Yes |
| Fire Fungus | Common | Overworld fungus nodes — volcanic/heate… | Yes |
| Grynnetongue | Common | Overworld plant nodes in Midrath | Yes |
| Hymn Rose | Common | Overworld flower nodes in Midrath | Yes |
| Jaden Drop | Common | Mushroom nodes in Neath'uns Dungeon | Yes |
| Lullily | Common | Gathering blue flowers throughout Midra… | Yes |
| Mora's Kiss | Common | Overworld flower nodes — blossoms at da… | Yes |
| Mourning Bell | Common | Overworld plant nodes in Midrath | Yes |
| Nightshade Ink | Common | Vendor: Scribe supplies | Yes |
| Rotted Frond | Common | Foe: Rotted Sproutling | Yes |
| Sangelia | Common | Overworld plant nodes in Midrath | Yes |
| Synod's Maiden | Common | Overworld plant nodes in Midrath | Yes |
| Toe of Ode | Common | Foe: Discharged Nimrod | Yes |
| Weepin' Dris | Common | Overworld plant nodes in Midrath | Yes |
| Wevetwood Sap | Common | Container: Amber Deposit | Yes |
| Wyrmwort | Common | Overworld plant nodes in Midrath | Yes |