Factory NewST

1 703.27

Minimal WearST

1 177.31

Field-TestedST

837.23

Well-WornST

858.38

Battle-ScarredST

837.65

Factory New

1 287.46

Minimal Wear

890.91

Field-Tested

730.69

Well-Worn

680.97

Battle-Scarred

780.09

Colors

Containers

Price Statistics

LiquidityHigh
96.74%
Current Price680.97
90d Price Range
666.7752%731.13
7 Days Low697.02
7 Days High710.04
7d Change+0.14%
30 Days Low687.18
30 Days High731.13
30d Change-2.83%
90 Days Low666.77
90 Days High731.13
90d Change-2.23%
All time low
407.19Oct 24, 2025
All time high
1 157.99Jul 12, 2025
TypeKnives
Finish

Case Hardened

Rarity

Covert

Exterior

Well-Worn

Model Version

CS:GO

Popularity

unpopular

Update

"Operation Breakout"

★ Butterfly Knife | Case Hardened (Well-Worn)
4.1
617
side imageside image
Covert

★ Butterfly Knife | Case Hardened (Well-Worn)

This is a custom-designed balisong, commonly known as a butterfly knife. The defining characteristic of this weapon is t...
★ Butterfly Knife | Case Hardened (Well-Worn)
4.1
617

24h Change

- 6.18
-0.87%

7d Change

+ 0.97
+0.14%

30d Change

- 20.40
-2.83%
This is a custom-designed balisong, commonly known as a butterfly knife. The defining characteristic of this weapon is t...

Factory NewST

1 703.27

Minimal WearST

1 177.31

Field-TestedST

837.23

Well-WornST

858.38

Battle-ScarredST

837.65

Factory New

1 287.46

Minimal Wear

890.91

Field-Tested

730.69

Well-Worn

680.97

Battle-Scarred

780.09

Active offers

3.9

1.7K Vote(s)

Active offers

114

From680.97

4.2

100 Vote(s)

Active offers

93

From692.19
Original price4 746

3.9

96 Vote(s)

Active offers

93

From694.96

4.2

15 Vote(s)

Active offers

17

From695.57
Original price4 770

2.7

91 Vote(s)

Active offers

114

From700.01
Original price4 800

4.8

7.6K Vote(s)

Active offers

78

From708.35

Colors

Price Statistics

LiquidityHigh
96.74%
Current Price680.97
90d Price Range
666.7752%731.13
7 Days Low697.02
7 Days High710.04
7d Change+0.14%
30 Days Low687.18
30 Days High731.13
30d Change-2.83%
90 Days Low666.77
90 Days High731.13
90d Change-2.23%
All time low
407.19Oct 24, 2025
All time high
1 157.99Jul 12, 2025

Containers

TypeKnives
Finish

Case Hardened

Rarity

Covert

Exterior

Well-Worn

Model Version

CS:GO

Popularity

unpopular

Update

"Operation Breakout"

Family skins

★ Bayonet | Case Hardened (Factory New)
★ Bayonet | Case Hardened (Factory New)
Starting at516.73
★ Huntsman Knife | Case Hardened (Factory New)
★ Huntsman Knife | Case Hardened (Factory New)
Starting at308.57
★ Gut Knife | Case Hardened (Factory New)
★ Gut Knife | Case Hardened (Factory New)
Starting at204.17
★ Ursus Knife | Case Hardened (Factory New)
★ Ursus Knife | Case Hardened (Factory New)
Starting at230.90
★ Survival Knife | Case Hardened (Factory New)
★ Survival Knife | Case Hardened (Factory New)
Starting at189.41
MAC-10 | Case Hardened (Factory New)
MAC-10 | Case Hardened (Factory New)
Starting at135.63

Similar skins

★ Butterfly Knife | Stained (Factory New)
★ Butterfly Knife | Stained (Factory New)
Starting at875.83
★ Butterfly Knife | Safari Mesh (Factory New)
★ Butterfly Knife | Safari Mesh (Factory New)
Starting at743.87
★ Butterfly Knife | Night (Factory New)
★ Butterfly Knife | Night (Factory New)
Starting at1 410.80
★ Butterfly Knife | Ultraviolet (Factory New)
★ Butterfly Knife | Ultraviolet (Factory New)
Starting at1 968.72
★ Butterfly Knife | Forest DDPAT (Factory New)
★ Butterfly Knife | Forest DDPAT (Factory New)
Starting at666.00
★ Butterfly Knife | Marble Fade (Factory New)
★ Butterfly Knife | Marble Fade (Factory New)
Starting at1 535.42
Show all

Description

Overview

The ★ Butterfly Knife | Case Hardened is a jewel of CS:GO. Its gleaming, multi-colored design and flashy butterfly flip animations make it a fan favorite. It belongs to the Case Hardened Collection. It was first released in February 2014.

Rarity

This skin is classified as 'Covert,' and it's one of the most sought-after knife skins due to its rarity. Its unique design has also contributed to its desirability.

History

The ★ Butterfly Knife | Case Hardened was first introduced to the CS:GO community in the Arms Deal Update of February 2014. More about the update at Arms Deal Update.

Popularity

It's adored by the community for its vibrant, multi-colored design and iconic butterfly flipping animation, making it a common sight in streamer and professional matches alike.

Compatibility

As a skin for the Butterfly knife, it is compatible with all characters.

Unique Features

The Case Hardened skin is renowned for its variety of blue, gold, and rose colors which give the knife its hardened, weather-beaten aesthetic. The pattern varies from knife to knife, with some offering more blue than others.

Event

Released during the arms deal update, you can read more on Arms Deal Update.

Trivia

The skin is inspired by the real-world process of case-hardening, which involves infusing the surface of a metal with carbon to toughen it.

Skin Designer

Designed by Valve.

Technical Features

The skin uses advanced texture mapping techniques to apply the multicolored case-hardened finish to the knife model.

Reviews and Ratings

A fan-favorite, many reviewers praise the skin for its unique look and glossy appearance as well as the satisfying flip animations.

Historical Significance

The skin holds historical significance as being one of the original knife skins available in CS:GO.

Reasons for Popularity

The skin's popularity can be attributed to its uniqueness, the rarity factor, and its distinctive flipping animation.

Influential Events

The Arms Deal Update, which brought this skin to the game, was a significant moment in CS:GO's history, heavily influencing the in-game economy and culture. Read more at Arms Deal Update.

Creation Story

The ★ Butterfly Knife | Case Hardened was created with a look of a worn and well-used tool, symbolizing its lethal efficiency.

Symbolism and Design Elements

The Case Hardened design symbolizes the durability and longevity of the knife. Each color pattern is unique, symbolizing individuality.

Emotional Connection

Many players emotionally connect with the ★ Butterfly Knife | Case Hardened due to its rarity and the status associated with owning the appealing skin.

Impact on Community

Its release inspired skin designers to experiment more with multi-colored designs and influenced player's preference towards flashy animation skins.

Usage in Esports

Due to its popularity, the ★ Butterfly Knife | Case Hardened is often seen in esports matches.

Player Stories

Players often recount the thrilling moment of unboxing or achieving the rare ★ Butterfly Knife | Case Hardened, making it a legendary skin within the community.