Released July 2014
13 knives
Operation Breakout Weapon Case Simulator
Open the Operation Breakout Weapon Case for free with Valve's real odds. Every skin, every rare special item, today's prices and what one opening is worth.
- skins
- 14 skins
- knives
- 13 knives
- Cost to open
- Cost to open $9.70
- Average return
- Average return 47%
Operation Breakout Weapon Case simulator
Free and no real money, with Valve's published odds
- Opened
- 0
- Spent
- $0.00
- Drops worth
- $0.00
- Profit
- $0.00
Just for fun: nothing here costs or pays real money, and the items aren't real.
Is the Operation Breakout Weapon Case worth opening?
- Cost to open
- $9.70
- $7.21 case + $2.49 key
- Average drop value
- $4.52
- Average return
- 47%
The average covers every possible drop, using the odds and market prices from Skinport, Pricempire.com and market.csgo.com (11 October 2026). Most single openings return much less than the cost; a few rare drops pull the average up.
Most valuable drops
★ Butterfly Knife | Crimson Web$533.46–$4,825
★ Butterfly Knife | Fade$2,096–$2,098
★ Butterfly Knife | Night$495.47–$1,662
★ Butterfly Knife | Slaughter$1,130–$1,297
★ Butterfly Knife | Case Hardened$634.30–$1,271
Operation Breakout Weapon Case odds
The drop chances Valve has published for every case, per rarity and per item.
| Rarity | Chance | Items | Per item |
|---|---|---|---|
| ★ Knife | 0.26% | 13 | 0.02% |
| Covert | 0.64% | 2 | 0.32% |
| Classified | 3.2% | 3 | 1.07% |
| Restricted | 15.98% | 4 | 4% |
| Mil-Spec | 79.92% | 5 | 15.98% |
Weapon skins and knives can also drop as StatTrak™ (10% of drops; gloves never). On average one case in 385 gives a rare special item.
What's in the Operation Breakout Weapon Case
Covert · 2 · 0.32% each
M4A1-S
Cyrex
FN–BSStatTrak™$163.13–$181.69
P90
Asiimov
FN–BSStatTrak™$161.28–$247.95
Classified · 3 · 1.07% each
Desert Eagle
Conspiracy
FN–FTStatTrak™$17.97–$21.14
Five-SeveN
Fowl Play
FN–BSStatTrak™$18.04–$63.73
Glock-18
Water Elemental
FN–BSStatTrak™$17.55–$43.26
Restricted · 4 · 4% each
CZ75-Auto
Tigris
FN–BSStatTrak™$1.99–$6.30
Nova
Koi
FN–FTStatTrak™$2.12–$2.85
P250
Supernova
FN–WWStatTrak™$2.03–$2.67
PP-Bizon
Osiris
FN–BSStatTrak™$2.01–$3.17
Mil-Spec · 5 · 15.98% each
MP7
Urban Hazard
FN–BSStatTrak™$0.29–$1.04
Negev
Desert-Strike
FN–BSStatTrak™$0.28–$0.36
P2000
Ivory
FN–BSStatTrak™$0.30–$5.68
SSG 08
Abyss
FN–BSStatTrak™$0.32–$4.14
UMP-45
Labyrinth
FN–WWStatTrak™$0.29–$0.46
Operation Breakout Weapon Case knives
The rare special pool: 13 finishes of Butterfly Knife. Together they share the 0.26% rare drop chance.
Butterfly Knife
Vanilla
$1,171
Butterfly Knife
Fade
$2,096–$2,098
Butterfly Knife
Crimson Web
$533.46–$4,825
Butterfly Knife
Slaughter
$1,130–$1,297
Butterfly Knife
Case Hardened
$634.30–$1,271
Butterfly Knife
Urban Masked
$434.37–$1,174
Butterfly Knife
Blue Steel
$713.45–$1,124
Butterfly Knife
Night
$495.47–$1,662
Butterfly Knife
Stained
$522.37–$907.25
Butterfly Knife
Forest DDPAT
$414.17–$668.72
Butterfly Knife
Boreal Forest
$425.40–$874.00
Butterfly Knife
Scorched
$424.87–$1,056
Butterfly Knife
Safari Mesh
$404.93–$757.83
Operation Breakout Weapon Case FAQ
What are the odds of getting a knife from the Operation Breakout Weapon Case?＋
The chance is 0.26%, so on average about one case in 385. Valve published these odds in 2017, and the same drop system is used for every case.
Which knives are in the Operation Breakout Weapon Case?＋
Butterfly Knife (12). The number in brackets is how many finishes each one comes in.
How many skins are in the Operation Breakout Weapon Case?＋
14 skins: 2 Covert, 3 Classified, 4 Restricted, 5 Mil-Spec. On top of those come 13 rare special items.
How much does it cost to open the Operation Breakout Weapon Case?＋
About $9.70: $7.21 for the case and $2.49 for the key, at market prices on 11 October 2026.
Is the Operation Breakout Weapon Case worth opening?＋
On average one opening gives items worth $4.52, which is 47% of the $9.70 it costs. Most openings give much less, and a few rare drops pull the average up. Try it for free in the simulator above first.
When was the Operation Breakout Weapon Case released?＋
The Operation Breakout Weapon Case was released in July 2014.
Can items from the Operation Breakout Weapon Case be StatTrak™?＋
Yes. Weapon skins and knives can drop as StatTrak™, which happens on 10% of openings. Gloves never come as StatTrak™.
Contents from the game files (CSGO-API, MIT licence). Prices: Skinport, Pricempire.com and market.csgo.com, 11 October 2026. Odds: Valve's published case odds, estimates for capsules and souvenir packages. Play money only. Not affiliated with Valve. Prices for items nobody is selling right now are estimated from similar items.