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CS2LabCase SimulatorWinter Offensive Weapon Case
Winter Offensive Weapon Case
MARKETPLACE ONLYNo longer in drop pool (removed Dec 2025)

Winter Offensive Weapon Case

Case

CASE PRICE
$14.69
Steam Market floor
KEY PRICE
$2.49
Standard key
COST PER OPEN
$17.18
Case + key
EXPECTED VALUE
$9.08
Avg return per open
PROFIT / LOSS
$-8.10
Per open (EV − cost)
ROI
-47.1%
Return on investment
📉
NEGATIVE EXPECTED VALUE

Opening this case costs $17.18 but returns an average of $9.08 per open — a loss of $8.10 (47.1% negative ROI). The vast majority of CS2 cases have negative EV. Opening is entertainment, not investment.

DROP RATES & CONTENTS

0.640% covert0.260% rare special3.20% classified79.92% mil spec15.98% restricted
M4A4 | Asiimov
Asiimov
0.320% chance per open
$126.50
ST™ $264.99
Sawed-Off | The Kraken
The Kraken
0.320% chance per open
$105.00
ST™ $128.85
★ Bayonet
★ Bayonet
0.0040% chance per open
$387.74
ST™ $455.02
★ Bayonet | Fade
Fade
0.0040% chance per open
$550.00
ST™ $680.89
★ Bayonet | Slaughter
Slaughter
0.0040% chance per open
$425.84
ST™ $533.43
★ Bayonet | Case Hardened
Case Hardened
0.0040% chance per open
$339.89
ST™ $444.38
★ Bayonet | Night
Night
0.0040% chance per open
$212.22
ST™ $213.21
★ Bayonet | Blue Steel
Blue Steel
0.0040% chance per open
$290.31
ST™ $331.84
★ Bayonet | Crimson Web
Crimson Web
0.0040% chance per open
$284.10
ST™ $315.27
★ Bayonet | Stained
Stained
0.0040% chance per open
$227.38
ST™ $256.49
★ Bayonet | Scorched
Scorched
0.0040% chance per open
$188.04
ST™ $205.00
★ Bayonet | Safari Mesh
Safari Mesh
0.0040% chance per open
$160.00
ST™ $184.00
★ Bayonet | Boreal Forest
Boreal Forest
0.0040% chance per open
$184.57
ST™ $185.00
★ Bayonet | Urban Masked
Urban Masked
0.0040% chance per open
$197.80
ST™ $220.30
★ Bayonet | Forest DDPAT
Forest DDPAT
0.0040% chance per open
$170.71
ST™ $147.81
★ Flip Knife
★ Flip Knife
0.0040% chance per open
$320.00
ST™ $298.00
★ Flip Knife | Fade
Fade
0.0040% chance per open
$440.00
ST™ $619.69
★ Flip Knife | Slaughter
Slaughter
0.0040% chance per open
$374.99
ST™ $364.98
★ Flip Knife | Case Hardened
Case Hardened
0.0040% chance per open
$237.03
ST™ $256.87
★ Flip Knife | Night
Night
0.0040% chance per open
$169.60
ST™ $192.00
★ Flip Knife | Blue Steel
Blue Steel
0.0040% chance per open
$225.00
ST™ $211.76
★ Flip Knife | Crimson Web
Crimson Web
0.0040% chance per open
$290.00
ST™ $292.12
★ Flip Knife | Stained
Stained
0.0040% chance per open
$165.74
ST™ $205.43
★ Flip Knife | Scorched
Scorched
0.0040% chance per open
$166.75
ST™ $169.25
★ Flip Knife | Safari Mesh
Safari Mesh
0.0040% chance per open
$160.80
ST™ $139.46
★ Flip Knife | Boreal Forest
Boreal Forest
0.0040% chance per open
$152.65
ST™ $149.10
★ Flip Knife | Urban Masked
Urban Masked
0.0040% chance per open
$185.10
ST™ $144.13
★ Flip Knife | Forest DDPAT
Forest DDPAT
0.0040% chance per open
$161.50
ST™ $153.50
★ Gut Knife
★ Gut Knife
0.0040% chance per open
$82.86
ST™ $148.60
★ Gut Knife | Fade
Fade
0.0040% chance per open
$199.11
ST™ $258.11
★ Gut Knife | Slaughter
Slaughter
0.0040% chance per open
$153.42
ST™ $179.37
★ Gut Knife | Case Hardened
Case Hardened
0.0040% chance per open
$127.23
ST™ $184.35
★ Gut Knife | Night
Night
0.0040% chance per open
$71.91
ST™ $86.21
★ Gut Knife | Blue Steel
Blue Steel
0.0040% chance per open
$91.13
ST™ $115.00
★ Gut Knife | Crimson Web
Crimson Web
0.0040% chance per open
$98.94
ST™ $140.00
★ Gut Knife | Stained
Stained
0.0040% chance per open
$83.15
ST™ $108.14
★ Gut Knife | Scorched
Scorched
0.0040% chance per open
$71.91
ST™ $92.85
★ Gut Knife | Safari Mesh
Safari Mesh
0.0040% chance per open
$70.75
ST™ $101.94
★ Gut Knife | Boreal Forest
Boreal Forest
0.0040% chance per open
$75.60
ST™ $84.80
★ Gut Knife | Urban Masked
Urban Masked
0.0040% chance per open
$71.88
ST™ $90.19
★ Gut Knife | Forest DDPAT
Forest DDPAT
0.0040% chance per open
$71.00
ST™ $96.65
★ Karambit
★ Karambit
0.0040% chance per open
$1,609
ST™ $1,805
★ Karambit | Fade
Fade
0.0040% chance per open
$2,163
ST™ $2,334
★ Karambit | Slaughter
Slaughter
0.0040% chance per open
$1,380
ST™ $1,505
★ Karambit | Case Hardened
Case Hardened
0.0040% chance per open
$1,046
ST™ $1,090
★ Karambit | Night
Night
0.0040% chance per open
$778.17
ST™ $884.15
★ Karambit | Blue Steel
Blue Steel
0.0040% chance per open
$1,098
ST™ $1,010
★ Karambit | Crimson Web
Crimson Web
0.0040% chance per open
$819.00
ST™ $736.15
★ Karambit | Stained
Stained
0.0040% chance per open
$833.92
ST™ $657.77
★ Karambit | Scorched
Scorched
0.0040% chance per open
$649.11
ST™ $534.75
★ Karambit | Safari Mesh
Safari Mesh
0.0040% chance per open
$467.44
ST™ $648.37
★ Karambit | Boreal Forest
Boreal Forest
0.0040% chance per open
$635.05
ST™ $686.03
★ Karambit | Urban Masked
Urban Masked
0.0040% chance per open
$664.40
ST™ $699.32
★ Karambit | Forest DDPAT
Forest DDPAT
0.0040% chance per open
$575.00
ST™ $567.11
★ M9 Bayonet
★ M9 Bayonet
0.0040% chance per open
$1,259
ST™ $1,432
★ M9 Bayonet | Fade
Fade
0.0040% chance per open
$1,523
ST™ $1,660
★ M9 Bayonet | Slaughter
Slaughter
0.0040% chance per open
$1,132
ST™ $1,016
★ M9 Bayonet | Case Hardened
Case Hardened
0.0040% chance per open
$636.78
ST™ $737.81
★ M9 Bayonet | Night
Night
0.0040% chance per open
$504.06
ST™ $433.64
★ M9 Bayonet | Blue Steel
Blue Steel
0.0040% chance per open
$827.92
ST™ $674.30
★ M9 Bayonet | Crimson Web
Crimson Web
0.0040% chance per open
$735.00
ST™ $650.84
★ M9 Bayonet | Stained
Stained
0.0040% chance per open
$535.83
ST™ $522.31
★ M9 Bayonet | Scorched
Scorched
0.0040% chance per open
$479.98
ST™ $416.30
★ M9 Bayonet | Safari Mesh
Safari Mesh
0.0040% chance per open
$439.21
ST™ $409.17
★ M9 Bayonet | Boreal Forest
Boreal Forest
0.0040% chance per open
$456.80
ST™ $508.13
★ M9 Bayonet | Urban Masked
Urban Masked
0.0040% chance per open
$441.72
ST™ $409.48
★ M9 Bayonet | Forest DDPAT
Forest DDPAT
0.0040% chance per open
$460.00
ST™ $373.75

ABOUT THESE NUMBERS

Drop rates:Official — published by Valve via Perfect World (China) in September 2017 and verified across millions of community case openings.
StatTrak probability:10% — community-verified across tens of millions of openings. Not officially published by Valve.
Prices:Steam Market floor ask. Updated every ~4 hours. EV is a mathematical average — actual results vary greatly.
EV disclaimer:Nearly all cases have negative EV. Opening cases is entertainment, not a trading strategy. Never open cases expecting profit.
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