Collectibles in Hollow Knight: Silksong are optional items that provide lore and Rosary rewards. Most collectibles are not required for achievements, with the exception of the Sacred Cylinder, which is needed for 100% Completion. These items are primarily for completionists who want to explore every corner of Pharloom.

There are six types of collectibles: Psalm Cylinders (6 total), Choral Commandments (4 total), Bone Scrolls (4 total), Weaver Effigies (3 total), Rune Harps (3 total), and one Arcane Egg. Use our All Collectibles checklist to track your collection.

Tip: Use our All Collectibles checklist to track all collectibles throughout your playthrough. Most collectibles offer Rosary rewards when turned in to the appropriate NPCs.

Psalm Cylinders

There are 6 Psalm Cylinders total, with 5 regular cylinders and 1 Sacred Cylinder. Psalm Cylinders are found primarily in the Citadel area, including Underworks, Blasted Steps, High Halls, and Whispering Vaults.

Most Psalm Cylinders are found in hidden areas or require completing specific challenges. One is sold by Grindle in Blasted Steps for 240 Rosaries. The Sacred Cylinder is obtained by completing Vaultkeeper's Melody quest in Whispering Vaults.

Bring all Psalm Cylinders to Vaultkeeper Cardinius in Whispering Vaults. He offers 100 Rosaries or more per Cylinder as a reward. The Sacred Cylinder is required for 100% Completion, so make sure to complete Vaultkeeper's Melody quest.

Use our All Collectibles checklist to track all Psalm Cylinders.

Choral Commandments

There are 4 Choral Commandments total, found in the southern parts of Pharloom, particularly in Mosshome and Whiteward areas.

Choral Commandments are often hidden behind breakable walls or require specific abilities to access. One is sold in Songclave for 180 Rosaries after completing the second Jubilana quest. Some require the White Key or Silk Soar ability to reach.

Take all Choral Commandments to Relic Seeker Scrounge in Bellhart. He offers 90 Rosaries per Choral Commandment as a reward.

Use our All Collectibles checklist to track all Choral Commandments.

Bone Scrolls

There are 4 Bone Scrolls total, found in the eastern parts of Pharloom. They are located in Far Fields, Greymoor, Wisp Thicket, and Underworks.

Bone Scrolls are typically hidden in underground sections, behind breakable walls, or require platforming challenges to reach. One is hidden east of the Seamstress's house in Far Fields, another requires a platforming challenge with Wisp Lanterns in Wisp Thicket.

Bring all Bone Scrolls to Relic Seeker Scrounge in Bellhart. He offers 90 Rosaries per Bone Scroll as a reward.

Use our All Collectibles checklist to track all Bone Scrolls.

Weaver Effigies

There are 3 Weaver Effigies total, found in the western parts of Pharloom. They are located in Bone Bottom, The Slab, and Shellwood.

Weaver Effigies are often in hard-to-reach locations. One is on a cliff near the big pit in Bone Bottom, accessible by jumping across the pit from Mosshome. Another is in the red sand area of The Slab, requiring you to go even further south than the First Sinner path. The third is near the Chapel of the Witch entrance in Shellwood, obtained after completing Wish: Rite of Rebirth.

Take all Weaver Effigies to Relic Seeker Scrounge in Bellhart. He offers 240 Rosaries per Weaver Effigy as a reward, making them the most valuable collectible type.

Use our All Collectibles checklist to track all Weaver Effigies.

Rune Harps

There are 3 Rune Harps total, found in random locations throughout Pharloom. They are located in Weavenest Atla, High Halls, and Far Fields.

Rune Harps are obtained through various means. One is found east of the elevator shaft in Weavenest Atla. Another is given by the Conductor after completing the High Halls gauntlet, but only in ACT 3. The third requires completing Weavenest Cindril's speed challenge in Far Fields, which needs Needolin and Flea Brew.

Bring all Rune Harps to Relic Seeker Scrounge in Bellhart. He offers 110 Rosaries per Rune Harp as a reward.

Use our All Collectibles checklist to track all Rune Harps.

Arcane Egg

There is only 1 Arcane Egg in the game, found in The Abyss during ACT 3. It is located in a hidden path on the right side during the big drop, accessible via the white spikes path.

The Arcane Egg requires Faydown Cloak to access The Abyss, making it one of the later-game collectibles. It's well-hidden, so make sure to explore thoroughly during your descent.

Take the Arcane Egg to Relic Seeker Scrounge in Bellhart. He offers 250 Rosaries for it, making it the single most valuable collectible item.

Use our All Collectibles checklist to track the Arcane Egg.

Where to Turn In Collectibles

There are two NPCs who accept collectibles:

Vaultkeeper Cardinius in Whispering Vaults accepts all Psalm Cylinders. He offers 100 Rosaries or more per Cylinder. Complete Vaultkeeper's Melody quest to obtain the Sacred Cylinder, which is required for 100% Completion.

Relic Seeker Scrounge in Bellhart accepts all other collectibles. He offers 90 Rosaries per Bone Scroll, 90 Rosaries per Choral Commandment, 240 Rosaries per Weaver Effigy, 110 Rosaries per Rune Harp, and 250 Rosaries per Arcane Egg.

Important: The Sacred Cylinder is the only collectible required for 100% Completion. All other collectibles are optional and only provide Rosary rewards and lore. Use our 100% Completion checklist to track your progress.