CS2Lab›Case Simulator›Prisma Case
Prisma Case
MARKETPLACE ONLYNo longer in drop pool (removed Dec 2025)

Prisma Case

Case

CASE PRICE
$2.47
Steam Market floor
KEY PRICE
$2.49
Standard key
COST PER OPEN
$4.96
Case + key
EXPECTED VALUE
$3.29
Avg return per open
PROFIT / LOSS
$-1.67
Per open (EV − cost)
ROI
-33.7%
Return on investment
📉
NEGATIVE EXPECTED VALUE

Opening this case costs $4.96 but returns an average of $3.29 per open — a loss of $1.67 (33.7% negative ROI). The vast majority of CS2 cases have negative EV. Opening is entertainment, not investment.

DROP RATES & CONTENTS

79.92% mil spec15.98% restricted3.20% classified0.640% covert0.260% rare special
Five-SeveN | Angry Mob
Angry Mob
0.320% chance per open
$81.12
ST™ $82.96
M4A4 | The Emperor
The Emperor
0.320% chance per open
$77.21
ST™ $85.28
★ Navaja Knife
★ Navaja Knife
0.0050% chance per open
$71.68
ST™ $87.63
★ Navaja Knife | Marble Fade
Marble Fade
0.0050% chance per open
$161.00
ST™ $193.17
★ Navaja Knife | Tiger Tooth
Tiger Tooth
0.0050% chance per open
$112.21
ST™ $150.00
★ Navaja Knife | Doppler Phase 3
Doppler Phase 3
0.0050% chance per open
$156.86
ST™ $238.27
★ Navaja Knife | Doppler Phase 4
Doppler Phase 4
0.0050% chance per open
$160.41
ST™ $238.05
★ Navaja Knife | Doppler Black Pearl
Doppler Black Pearl
0.0050% chance per open
no price
★ Navaja Knife | Doppler Ruby
Doppler Ruby
0.0050% chance per open
$362.25
ST™ $506.00
★ Navaja Knife | Doppler Sapphire
Doppler Sapphire
0.0050% chance per open
$293.25
ST™ $360.64
★ Navaja Knife | Doppler Phase 1
Doppler Phase 1
0.0050% chance per open
$165.60
ST™ $248.77
★ Navaja Knife | Doppler Phase 2
Doppler Phase 2
0.0050% chance per open
no price
★ Navaja Knife | Damascus Steel
Damascus Steel
0.0050% chance per open
$68.97
ST™ $96.77
★ Navaja Knife | Ultraviolet
Ultraviolet
0.0050% chance per open
$75.00
ST™ $92.80
★ Navaja Knife | Rust Coat
Rust Coat
0.0050% chance per open
$67.63
ST™ $77.05
★ Stiletto Knife
★ Stiletto Knife
0.0050% chance per open
$294.31
ST™ $328.00
★ Stiletto Knife | Marble Fade
Marble Fade
0.0050% chance per open
$468.31
ST™ $488.63
★ Stiletto Knife | Tiger Tooth
Tiger Tooth
0.0050% chance per open
$402.00
ST™ $426.57
★ Stiletto Knife | Doppler Phase 3
Doppler Phase 3
0.0050% chance per open
$604.41
ST™ $623.16
★ Stiletto Knife | Doppler Phase 4
Doppler Phase 4
0.0050% chance per open
$752.09
ST™ $693.11
★ Stiletto Knife | Doppler Black Pearl
Doppler Black Pearl
0.0050% chance per open
$3,494
ST™ $2,990
★ Stiletto Knife | Doppler Ruby
Doppler Ruby
0.0050% chance per open
$2,530
ST™ $2,444
★ Stiletto Knife | Doppler Sapphire
Doppler Sapphire
0.0050% chance per open
$1,495
★ Stiletto Knife | Doppler Phase 1
Doppler Phase 1
0.0050% chance per open
$616.07
ST™ $623.16
★ Stiletto Knife | Doppler Phase 2
Doppler Phase 2
0.0050% chance per open
$839.50
ST™ $879.75
★ Stiletto Knife | Damascus Steel
Damascus Steel
0.0050% chance per open
$270.91
ST™ $287.01
★ Stiletto Knife | Ultraviolet
Ultraviolet
0.0050% chance per open
$225.37
ST™ $215.42
★ Stiletto Knife | Rust Coat
Rust Coat
0.0050% chance per open
$183.39
ST™ $214.85
★ Talon Knife
★ Talon Knife
0.0050% chance per open
$514.66
ST™ $550.97
★ Talon Knife | Marble Fade
Marble Fade
0.0050% chance per open
$920.00
ST™ $1,088
★ Talon Knife | Tiger Tooth
Tiger Tooth
0.0050% chance per open
$768.00
ST™ $817.90
★ Talon Knife | Doppler Phase 3
Doppler Phase 3
0.0050% chance per open
$1,067
ST™ $1,819
★ Talon Knife | Doppler Phase 4
Doppler Phase 4
0.0050% chance per open
$1,202
★ Talon Knife | Doppler Black Pearl
Doppler Black Pearl
0.0050% chance per open
no price
★ Talon Knife | Doppler
Doppler
0.0050% chance per open
$1,383
ST™ $1,450
★ Talon Knife | Doppler
Doppler
0.0050% chance per open
$1,383
ST™ $1,450
★ Talon Knife | Doppler
Doppler
0.0050% chance per open
$1,383
ST™ $1,450
★ Talon Knife | Doppler
Doppler
0.0050% chance per open
$1,383
ST™ $1,450
★ Talon Knife | Damascus Steel
Damascus Steel
0.0050% chance per open
$469.00
ST™ $509.14
★ Talon Knife | Ultraviolet
Ultraviolet
0.0050% chance per open
$370.64
ST™ $435.81
★ Talon Knife | Rust Coat
Rust Coat
0.0050% chance per open
$359.65
ST™ $408.33
★ Ursus Knife
★ Ursus Knife
0.0050% chance per open
$155.07
ST™ $164.33
★ Ursus Knife | Marble Fade
Marble Fade
0.0050% chance per open
$239.79
ST™ $300.23
★ Ursus Knife | Tiger Tooth
Tiger Tooth
0.0050% chance per open
$209.00
ST™ $235.00
★ Ursus Knife | Doppler Phase 3
Doppler Phase 3
0.0050% chance per open
$321.60
ST™ $363.55
★ Ursus Knife | Doppler Phase 4
Doppler Phase 4
0.0050% chance per open
$362.25
ST™ $363.64
★ Ursus Knife | Doppler Black Pearl
Doppler Black Pearl
0.0050% chance per open
$1,296
★ Ursus Knife | Doppler Ruby
Doppler Ruby
0.0050% chance per open
$1,047
ST™ $1,725
★ Ursus Knife | Doppler Sapphire
Doppler Sapphire
0.0050% chance per open
$759.00
ST™ $1,098
★ Ursus Knife | Doppler Phase 1
Doppler Phase 1
0.0050% chance per open
$331.64
ST™ $382.23
★ Ursus Knife | Doppler Phase 2
Doppler Phase 2
0.0050% chance per open
$393.79
ST™ $705.88
★ Ursus Knife | Damascus Steel
Damascus Steel
0.0050% chance per open
$128.00
ST™ $119.57
★ Ursus Knife | Ultraviolet
Ultraviolet
0.0050% chance per open
$129.38
ST™ $143.61
★ Ursus Knife | Rust Coat
Rust Coat
0.0050% chance per open
$89.90
ST™ $113.80

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.
OPEN THIS CASE (SIMULATOR) →BUILD A LOADOUT INSTEAD