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Hollow Knight
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EnemyVerified for build 22529139
Folly icon

Folly

Once a highly intelligent bug, inflated by misuse of soul.

Hunter’s notes

I’ve heard whispers that the secret these fools were searching for was immortality. To live forever... I’ve never heard of anything so obscene!

The notes unlock after 15 kills.

Nail hits to kill

Its 13 HP over the nail's damage per hit at each upgrade, plain and with Fragile or Unbreakable Strength (×1.5, rounded the game's way).

NailDamageHitsWith Strength
Old Nail532 (8 a hit)
Sharpened Nail921 (14 a hit)
Channelled Nail1311 (20 a hit)
Coiled Nail1711 (26 a hit)
Pure Nail2111 (32 a hit)
  1. Gorgeous Husk220
  2. Great Husk Sentry170
  3. Heavy Sentry35
  4. Gluttonous Husk30
  5. Husk Sentry25
  6. Lance Sentry25
  7. Winged Sentry25
  8. Cowardly Husk20
  9. Husk Dandy20
  10. Folly13
HP of the enemies found mostly in City of Tears, highest first.

In Godhome

HP as the arena's own HealthManagers set it (the Attuned fight), and the nail hits that takes at each upgrade, plain and with Strength (×1.5). Track Godhome.

Soul Warrior · Haunted god of the sanctum

In the Hall of Gods and in Pantheon of the Master, Pantheon of Hallownest.

NailMage Knight · 750 HPMage Balloon Spawner · 13 HP
Old Nail (5 a hit)150 · 94 with Strength3 · 2 with Strength
Sharpened Nail (9 a hit)84 · 54 with Strength2 · 1 with Strength
Channelled Nail (13 a hit)58 · 38 with Strength1 · 1 with Strength
Coiled Nail (17 a hit)45 · 29 with Strength1 · 1 with Strength
Pure Nail (21 a hit)36 · 24 with Strength1 · 1 with Strength
  1. Nailsage Sly800 #17
  2. Traitor Lord800 #18
  3. God Tamer750 #19
  4. Mantis Lords750 #20
  5. Soul Warrior750 #21
  6. Winged Nosk750 #22
  7. Broken Vessel700 #23
  8. Nosk680 #24
  9. Crystal Guardian650 #25
The Hall of Gods fights closest in HP to Soul Warrior (#21 of 46 by HP), each by its strongest enemy.

Appears in 3 areas

PlacePlacedHP
Colosseum of Fools1 scene913
City of Tears2 scenes2813
Soul Sanctum1 scene1213

HP and Geo stay with their own scene and form. Geo with Fragile Greed gives each coin size 20% more coins, rounded up.

Colosseum of Fools

9 placed · 1 scene · HP 13

Placements, stats and map links

Room Colosseum Gold · Mage Balloon Spawner

9 placed · 9 after an event

HP
13
Geo
0
With Greed
0
Show on map 1Show on map 2Show on map 3Show on map 4Show on map 5Show on map 6Show on map 7Show on map 8Show on map 9

Other enemies in Colosseum of Fools

City of Tears

28 placed · 2 scenes · HP 13

Placements, stats and map links

Ruins1 30 · Mage Balloon

4 placed

HP
13
Geo
5
With Greed
6
Show on map 1Show on map 2Show on map 3Show on map 4

Ruins1 31b · Mage Balloon Spawner

24 placed · 24 after an event

HP
13
Geo
0
With Greed
0
Show on map 1Show on map 2Show on map 3Show on map 4Show on map 5Show on map 6Show on map 7Show on map 8Show on map 9Show on map 10Show on map 11Show on map 12Show on map 13Show on map 14Show on map 15Show on map 16Show on map 17Show on map 18Show on map 19Show on map 20Show on map 21Show on map 22Show on map 23Show on map 24

Other enemies in City of Tears

Soul Sanctum

12 placed · 1 scene · HP 13

Placements, stats and map links

Ruins1 32 · Mage Balloon

12 placed

HP
13
Geo
5
With Greed
6
Show on map 1Show on map 2Show on map 3Show on map 4Show on map 5Show on map 6Show on map 7Show on map 8Show on map 9Show on map 10Show on map 11Show on map 12

Other enemies in Soul Sanctum

Overview

HP
13
Geo per kill
5
Geo with Fragile Greed
6
Kills for the Hunter’s notes
15
Placed copies
49
Kind
Enemy

Also mostly in City of Tears 9