All Mask Shard Locations in Hollow Knight Silksong

Published: September 5, 2025 Completion: 16 Mask Shards

Mask Shards are crucial collectibles in Hollow Knight Silksong that increase Hornet's maximum health. Every 4 mask shards combine to create one additional mask, significantly improving your survivability. This comprehensive guide details the location of all 16 mask shards scattered throughout Pharloom kingdom.

Health System Overview

Starting Health: 5 masks
Maximum Health: 9 masks (with all shards)
Shards per Mask: 4 mask shards = 1 additional mask
Total Shards Available: 16 mask shards
Health Increase: +4 masks total

Mask Shard Locations by Area

🌿 Moss Grotto (3 Mask Shards)

Mask Shard #1 - Hidden Grove

Location: Upper left section of Moss Grotto

Requirements: Basic wall-jumping ability

Description: Located in a secret chamber behind a breakable moss wall. Look for slightly different colored moss texture.

Directions:

From the first bench, head left and up
Wall-jump up the vertical shaft
Attack the moss wall on the left side
The shard is in the small hidden chamber

Mask Shard #2 - Moss Mother's Chamber

Location: Upper right corner of the Moss Mother boss arena

Requirements: Defeat Moss Mother, Silk Weaver Tool

Description: Only accessible after defeating the boss. Use silk abilities to reach the elevated platform.

💡 Pro Tip: Don't leave the boss arena immediately after victory - explore thoroughly for this shard.

Mask Shard #3 - Underground Passage

Location: Below the main Moss Grotto area

Requirements: Ground-breaking ability

Description: Hidden beneath a false floor in the lower tunnels. Look for cracked ground patterns.

🦴 The Marrow (2 Mask Shards)

Mask Shard #4 - Bone Bridge

Location: Central bone bridge structure

Requirements: Precise jumping skills

Description: Perched on a narrow bone formation above the main pathway. Requires careful platforming.

Mask Shard #5 - Merchant's Secret

Location: Behind Shakra's shop

Requirements: 100 Rosary to purchase

Description: Available for purchase from a hidden merchant behind Shakra's main shop area.

⚠️ Note: This is the only mask shard that must be purchased with currency.

🌊 Deep Docks (3 Mask Shards)

Mask Shard #6 - Sunken Ship

Location: Inside the large sunken vessel

Requirements: Swimming ability

Description: Located in the ship's cargo hold, accessible only when the tide is low.

Mask Shard #7 - Lighthouse Top

Location: Top of the abandoned lighthouse

Requirements: Advanced climbing abilities

Description: Requires navigating the lighthouse's interior and solving a light-based puzzle.

Mask Shard #8 - Underwater Cavern

Location: Hidden underwater cave system

Requirements: Extended diving ability

Description: Deep underwater, requires careful air management and navigation through narrow passages.

🪸 Coral Forest (3 Mask Shards)

Mask Shard #9 - Living Coral

Location: Inside a massive living coral formation

Requirements: Coral interaction ability

Description: Must "feed" the coral with specific items to open and reveal the shard inside.

Mask Shard #10 - Toxic Pool

Location: Platform above poisonous waters

Requirements: Poison resistance or fast movement

Description: Navigate through toxic areas quickly or obtain poison protection to reach this shard safely.

Mask Shard #11 - Crystal Cavern

Location: Hidden crystal chamber

Requirements: Light refraction puzzle solution

Description: Solve a crystal light puzzle to unlock the chamber containing this shard.

💀 Bonebottom (2 Mask Shards)

Mask Shard #12 - Ancient Tomb

Location: Deep within the bone cathedral

Requirements: Ghost interaction ability

Description: Protected by spectral guardians that must be defeated or appeased.

Mask Shard #13 - Collapsing Passage

Location: Unstable bone structure area

Requirements: Quick movement and precise timing

Description: Navigate through rapidly collapsing bone platforms to reach this precarious shard.

🌫️ Greymoor (2 Mask Shards)

Mask Shard #14 - Wind Temple

Location: Ancient temple complex

Requirements: Wind current navigation

Description: Use wind currents and precise timing to reach elevated temple chambers.

Mask Shard #15 - Foggy Cliffs

Location: Hidden cliff-side alcove

Requirements: Fog navigation skills

Description: Nearly invisible in the dense fog; use audio cues to locate this well-hidden shard.

🌲 Darkwoods (1 Mask Shard)

Mask Shard #16 - Shadow Grove

Location: Deep forest shadow realm

Requirements: Light generation ability

Description: The final and most challenging shard to obtain, hidden in complete darkness.

🏆 Final Challenge: This shard requires mastery of all Hornet's abilities and serves as the ultimate test.

Optimal Collection Strategy

Recommended Collection Order:

Early Game (Shards 1-5): Focus on Moss Grotto and The Marrow shards first
Mid Game (Shards 6-11): Collect Deep Docks and Coral Forest shards as abilities unlock
Late Game (Shards 12-16): Tackle the more challenging areas with full ability set

Ability Requirements Timeline:

Basic Movement: Shards 1, 4 (immediately available)

Silk Weaver Tool: Shards 2, 6 (after Moss Mother)

Swimming Ability: Shards 6, 8 (Deep Docks progression)

Advanced Tools: Shards 12-16 (late game areas)

Maximizing Hornet's Health

Collecting all 16 mask shards transforms Hornet from a fragile explorer into a formidable warrior capable of surviving Pharloom's greatest challenges. Each additional mask significantly improves your survivability and allows for more aggressive combat strategies.

Use our interactive map to track your progress and mark collected shards. Remember that some shards require return visits with new abilities, so don't worry if certain locations seem inaccessible initially.